12202031021123 has 2 divisors, whose sum is σ = 12202031021124. Its totient is φ = 12202031021122.

The previous prime is 12202031021119. The next prime is 12202031021161. The reversal of 12202031021123 is 32112013020221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12202031021123 - 2² = 12202031021119 is a prime.

It is a super-2 number, since 2×12202031021123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12202031021095 and 12202031021104.

It is not a weakly prime, because it can be changed into another prime (12202031021623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101015510561 + 6101015510562.

It is an arithmetic number, because the mean of its divisors is an integer number (6101015510562).

Almost surely, 2^{12202031021123} is an apocalyptic number.

12202031021123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12202031021123 is an equidigital number, since it uses as much as digits as its factorization.

12202031021123 is an evil number, because the sum of its binary digits is even.

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

Adding to 12202031021123 its reverse (32112013020221), we get a palindrome (44314044041344).

The spelling of 12202031021123 in words is "twelve trillion, two hundred two billion, thirty-one million, twenty-one thousand, one hundred twenty-three".