102031020323311 has 2 divisors, whose sum is σ = 102031020323312. Its totient is φ = 102031020323310.

The previous prime is 102031020323263. The next prime is 102031020323329. The reversal of 102031020323311 is 113323020130201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102031020323311 - 2¹⁵ = 102031020290543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102031020323411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51015510161655 + 51015510161656.

It is an arithmetic number, because the mean of its divisors is an integer number (51015510161656).

Almost surely, 2^{102031020323311} is an apocalyptic number.

102031020323311 is a deficient number, since it is larger than the sum of its proper divisors (1).

102031020323311 is an equidigital number, since it uses as much as digits as its factorization.

102031020323311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 102031020323311 its reverse (113323020130201), we get a palindrome (215354040453512).

The spelling of 102031020323311 in words is "one hundred two trillion, thirty-one billion, twenty million, three hundred twenty-three thousand, three hundred eleven".