2012202112231 has 2 divisors, whose sum is σ = 2012202112232. Its totient is φ = 2012202112230.

The previous prime is 2012202112201. The next prime is 2012202112241. The reversal of 2012202112231 is 1322112022102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012202112231 - 2²³ = 2012193723623 is a prime.

It is a super-2 number, since 2×2012202112231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2012202112199 and 2012202112208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012202112201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006101056115 + 1006101056116.

It is an arithmetic number, because the mean of its divisors is an integer number (1006101056116).

Almost surely, 2^{2012202112231} is an apocalyptic number.

2012202112231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012202112231 is an equidigital number, since it uses as much as digits as its factorization.

2012202112231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2012202112231 its reverse (1322112022102), we get a palindrome (3334314134333).

The spelling of 2012202112231 in words is "two trillion, twelve billion, two hundred two million, one hundred twelve thousand, two hundred thirty-one".