202123133112312 has 48 divisors (see below), whose sum is σ = 548230216925040. Its totient is φ = 67274267171328.

The previous prime is 202123133112289. The next prime is 202123133112349. The reversal of 202123133112312 is 213211331321202.

202123133112312 is a `hidden beast` number, since 2 + 0 + 2 + 1 + 2 + 3 + 1 + 331 + 12 + 312 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2085587308 + ... + 2085684219.

It is an arithmetic number, because the mean of its divisors is an integer number (11421462852605).

Almost surely, 2^{202123133112312} is an apocalyptic number.

It is an amenable number.

202123133112312 is an abundant number, since it is smaller than the sum of its proper divisors (346107083812728).

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

202123133112312 is a wasteful number, since it uses less digits than its factorization.

202123133112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171272212 (or 4171272205 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 202123133112312 its reverse (213211331321202), we get a palindrome (415334464433514).

The spelling of 202123133112312 in words is "two hundred two trillion, one hundred twenty-three billion, one hundred thirty-three million, one hundred twelve thousand, three hundred twelve".