202133113031123 has 16 divisors (see below), whose sum is σ = 206499922359456. Its totient is φ = 197809986366720.

The previous prime is 202133113031117. The next prime is 202133113031137. The reversal of 202133113031123 is 321130311331202.

It is not a de Polignac number, because 202133113031123 - 2²² = 202133108836819 is a prime.

It is a super-2 number, since 2×202133113031123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202133113031092 and 202133113031101.

It is not an unprimeable number, because it can be changed into a prime (202133113031173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56926661 + ... + 60373097.

It is an arithmetic number, because the mean of its divisors is an integer number (12906245147466).

Almost surely, 2^{202133113031123} is an apocalyptic number.

202133113031123 is a deficient number, since it is larger than the sum of its proper divisors (4366809328333).

202133113031123 is a wasteful number, since it uses less digits than its factorization.

202133113031123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452774.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 202133113031123 its reverse (321130311331202), we get a palindrome (523263424362325).

The spelling of 202133113031123 in words is "two hundred two trillion, one hundred thirty-three billion, one hundred thirteen million, thirty-one thousand, one hundred twenty-three".