202023010012134 has 32 divisors (see below), whose sum is σ = 441613866295296. Its totient is φ = 61335259205760.

The previous prime is 202023010012129. The next prime is 202023010012157. The reversal of 202023010012134 is 431210010320202.

It is a self number, because there is not a number n which added to its sum of digits gives 202023010012134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31945444342 + ... + 31945450665.

It is an arithmetic number, because the mean of its divisors is an integer number (13800433321728).

Almost surely, 2^{202023010012134} is an apocalyptic number.

202023010012134 is an abundant number, since it is smaller than the sum of its proper divisors (239590856283162).

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

202023010012134 is a wasteful number, since it uses less digits than its factorization.

202023010012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63890895060.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202023010012134 its reverse (431210010320202), we get a palindrome (633233020332336).

The spelling of 202023010012134 in words is "two hundred two trillion, twenty-three billion, ten million, twelve thousand, one hundred thirty-four".