2102132113031 has 2 divisors, whose sum is σ = 2102132113032. Its totient is φ = 2102132113030.

The previous prime is 2102132113027. The next prime is 2102132113049. The reversal of 2102132113031 is 1303112312012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102132113031 - 2² = 2102132113027 is a prime.

It is a super-2 number, since 2×2102132113031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2102132112994 and 2102132113012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102132113231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051066056515 + 1051066056516.

It is an arithmetic number, because the mean of its divisors is an integer number (1051066056516).

Almost surely, 2^{2102132113031} is an apocalyptic number.

2102132113031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102132113031 is an equidigital number, since it uses as much as digits as its factorization.

2102132113031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2102132113031 its reverse (1303112312012), we get a palindrome (3405244425043).

The spelling of 2102132113031 in words is "two trillion, one hundred two billion, one hundred thirty-two million, one hundred thirteen thousand, thirty-one".