202112042 has 16 divisors (see below), whose sum is σ = 338796864. Its totient is φ = 89628000.

The previous prime is 202112039. The next prime is 202112069. The reversal of 202112042 is 240211202.

202112042 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 111134 + ... + 112937.

It is an arithmetic number, because the mean of its divisors is an integer number (21174804).

Almost surely, 2^202112042 is an apocalyptic number.

202112042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202112042 is a deficient number, since it is larger than the sum of its proper divisors (136684822).

202112042 is a wasteful number, since it uses less digits than its factorization.

202112042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224125.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 202112042 is about 14216.6114809402. The cubic root of 202112042 is about 586.8548930436.

Adding to 202112042 its reverse (240211202), we get a palindrome (442323244).

The spelling of 202112042 in words is "two hundred two million, one hundred twelve thousand, forty-two".