202297611042 has 18 divisors (see below), whose sum is σ = 438315625137. Its totient is φ = 67431900936.

The previous prime is 202297611031. The next prime is 202297611073. The reversal of 202297611042 is 240116792202.

202297611042 is a `hidden beast` number, since 202 + 297 + 61 + 104 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 199532849481 + 2764761561 = 446691^2 + 52581^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=318039.

It is a junction number, because it is equal to n+sod(n) for n = 202297610988 and 202297611006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1855228 + ... + 1961240.

Almost surely, 2^202297611042 is an apocalyptic number.

202297611042 is an abundant number, since it is smaller than the sum of its proper divisors (236018014095).

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

202297611042 is an frugal number, since it uses more digits than its factorization.

202297611042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212034 (or 106018 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 202297611042 in words is "two hundred two billion, two hundred ninety-seven million, six hundred eleven thousand, forty-two".