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1212110012202 = 23202018335367
BaseRepresentation
bin10001101000110111011…
…000101111111100101010
311021212200000211110200220
4101220313120233330222
5124324400130342302
62324500300110510
7153400134052035
oct21506730577452
94255600743626
101212110012202
11428064558541
12176ab9235436
138a3bc48a2bb
14429489c201c
15217e2e3c4bc
hex11a3762ff2a

1212110012202 has 8 divisors (see below), whose sum is σ = 2424220024416. Its totient is φ = 404036670732.

The previous prime is 1212110012189. The next prime is 1212110012203. The reversal of 1212110012202 is 2022100112121.

It is a sphenic number, since it is the product of 3 distinct primes.

1212110012202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1212110012203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101009167678 + ... + 101009167689.

It is an arithmetic number, because the mean of its divisors is an integer number (303027503052).

Almost surely, 21212110012202 is an apocalyptic number.

1212110012202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1212110012202 is a wasteful number, since it uses less digits than its factorization.

1212110012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202018335372.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1212110012202 its reverse (2022100112121), we get a palindrome (3234210124323).

The spelling of 1212110012202 in words is "one trillion, two hundred twelve billion, one hundred ten million, twelve thousand, two hundred two".

Divisors: 1 2 3 6 202018335367 404036670734 606055006101 1212110012202