102131101012103 has 2 divisors, whose sum is σ = 102131101012104. Its totient is φ = 102131101012102.

The previous prime is 102131101012013. The next prime is 102131101012133. The reversal of 102131101012103 is 301210101131201.

Together with previous prime (102131101012013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102131101012103 - 2¹² = 102131101008007 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102131101012133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51065550506051 + 51065550506052.

It is an arithmetic number, because the mean of its divisors is an integer number (51065550506052).

Almost surely, 2^{102131101012103} is an apocalyptic number.

102131101012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

102131101012103 is an equidigital number, since it uses as much as digits as its factorization.

102131101012103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 102131101012103 its reverse (301210101131201), we get a palindrome (403341202143304).

The spelling of 102131101012103 in words is "one hundred two trillion, one hundred thirty-one billion, one hundred one million, twelve thousand, one hundred three".