202113231122 has 16 divisors (see below), whose sum is σ = 333464058144. Its totient is φ = 91869649300.

The previous prime is 202113231107. The next prime is 202113231137. The reversal of 202113231122 is 221132311202.

It is an interprime number because it is at equal distance from previous prime (202113231107) and next prime (202113231137).

It is a junction number, because it is equal to n+sod(n) for n = 202113231094 and 202113231103.

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, 37960004 + ... + 37965327.

It is an arithmetic number, because the mean of its divisors is an integer number (20841503634).

Almost surely, 2^202113231122 is an apocalyptic number.

202113231122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202113231122 is a deficient number, since it is larger than the sum of its proper divisors (131350827022).

202113231122 is an equidigital number, since it uses as much as digits as its factorization.

202113231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75925366 (or 75925344 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 202113231122 its reverse (221132311202), we get a palindrome (423245542324).

The spelling of 202113231122 in words is "two hundred two billion, one hundred thirteen million, two hundred thirty-one thousand, one hundred twenty-two".