2111002102331 has 2 divisors, whose sum is σ = 2111002102332. Its totient is φ = 2111002102330.

The previous prime is 2111002102271. The next prime is 2111002102337. The reversal of 2111002102331 is 1332012001112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111002102331 - 2²⁶ = 2110934993467 is a prime.

It is a super-2 number, since 2×2111002102331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2111002102337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055501051165 + 1055501051166.

It is an arithmetic number, because the mean of its divisors is an integer number (1055501051166).

Almost surely, 2^{2111002102331} is an apocalyptic number.

2111002102331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111002102331 is an equidigital number, since it uses as much as digits as its factorization.

2111002102331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2111002102331 its reverse (1332012001112), we get a palindrome (3443014103443).

The spelling of 2111002102331 in words is "two trillion, one hundred eleven billion, two million, one hundred two thousand, three hundred thirty-one".