102110021012611 has 2 divisors, whose sum is σ = 102110021012612. Its totient is φ = 102110021012610.

The previous prime is 102110021012591. The next prime is 102110021012633. The reversal of 102110021012611 is 116210120011201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102110021012611 - 2⁹ = 102110021012099 is a prime.

It is not a weakly prime, because it can be changed into another prime (102110021412611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055010506305 + 51055010506306.

It is an arithmetic number, because the mean of its divisors is an integer number (51055010506306).

Almost surely, 2^{102110021012611} is an apocalyptic number.

102110021012611 is a deficient number, since it is larger than the sum of its proper divisors (1).

102110021012611 is an equidigital number, since it uses as much as digits as its factorization.

102110021012611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 102110021012611 its reverse (116210120011201), we get a palindrome (218320141023812).

The spelling of 102110021012611 in words is "one hundred two trillion, one hundred ten billion, twenty-one million, twelve thousand, six hundred eleven".