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121421054303352 = 23322713621601007
BaseRepresentation
bin11011100110111010001010…
…110011110101110001111000
3120220220201222001011020222100
4123212322022303311301320
5111403330304400201402
61110124021242223400
734401244626361626
oct3346721263656170
9526821861136870
10121421054303352
113576341a794201
12117502694b4b60
135299c57c7c6bb
1421dab4b9a6516
15e08690d8c71c
hex6e6e8acf5c78

121421054303352 has 48 divisors (see below), whose sum is σ = 328969901463840. Its totient is φ = 40458766278528.

The previous prime is 121421054303321. The next prime is 121421054303387. The reversal of 121421054303352 is 253303450124121.

121421054303352 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 210 + 5 + 430 + 3 + 3 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310605168 + ... + 310995839.

It is an arithmetic number, because the mean of its divisors is an integer number (6853539613830).

Almost surely, 2121421054303352 is an apocalyptic number.

121421054303352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121421054303352 is an abundant number, since it is smaller than the sum of its proper divisors (207548847160488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121421054303352 is a wasteful number, since it uses less digits than its factorization.

121421054303352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621603732 (or 621603725 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 121421054303352 in words is "one hundred twenty-one trillion, four hundred twenty-one billion, fifty-four million, three hundred three thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 2713 5426 8139 10852 16278 21704 24417 32556 48834 65112 97668 195336 621601007 1243202014 1864803021 2486404028 3729606042 4972808056 5594409063 7459212084 11188818126 14918424168 22377636252 44755272504 1686403531991 3372807063982 5059210595973 6745614127964 10118421191946 13491228255928 15177631787919 20236842383892 30355263575838 40473684767784 60710527151676 121421054303352