202523031355042 has 16 divisors (see below), whose sum is σ = 308929832222040. Its totient is φ = 99555284155392.

The previous prime is 202523031354991. The next prime is 202523031355067. The reversal of 202523031355042 is 240553130325202.

202523031355042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 43762048553521 + 158760982801521 = 6615289^2 + 12600039^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202523031354992 and 202523031355010.

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, 2215839367 + ... + 2215930762.

Almost surely, 2^{202523031355042} is an apocalyptic number.

202523031355042 is a deficient number, since it is larger than the sum of its proper divisors (106406800866998).

202523031355042 is a wasteful number, since it uses less digits than its factorization.

202523031355042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431770517.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 202523031355042 in words is "two hundred two trillion, five hundred twenty-three billion, thirty-one million, three hundred fifty-five thousand, forty-two".