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1212010212022 = 27919938547491
BaseRepresentation
bin10001101000110001011…
…100000010101010110110
311021212102002001002120221
4101220301130002222312
5124324144103241042
62324442333044554
7153364512551311
oct21506134025266
94255362032527
101212010212022
11428013193155
12176a8b92675a
138a3a48b673c
1442939643978
15217d92c6d67
hex11a31702ab6

1212010212022 has 16 divisors (see below), whose sum is σ = 1850279616000. Its totient is φ = 595327435560.

The previous prime is 1212010211959. The next prime is 1212010212047. The reversal of 1212010212022 is 2202120102121.

It is a happy number.

It is a super-2 number, since 2×12120102120222 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1212010211987 and 1212010212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19242304 + ... + 19305187.

It is an arithmetic number, because the mean of its divisors is an integer number (115642476000).

Almost surely, 21212010212022 is an apocalyptic number.

1212010212022 is a deficient number, since it is larger than the sum of its proper divisors (638269403978).

1212010212022 is a wasteful number, since it uses less digits than its factorization.

1212010212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38547771.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1212010212022 its reverse (2202120102121), we get a palindrome (3414130314143).

The spelling of 1212010212022 in words is "one trillion, two hundred twelve billion, ten million, two hundred twelve thousand, twenty-two".

Divisors: 1 2 79 158 199 398 15721 31442 38547491 77094982 3045251789 6090503578 7670950709 15341901418 606005106011 1212010212022