102010021011101 has 4 divisors (see below), whose sum is σ = 116582881155552. Its totient is φ = 87437160866652.

The previous prime is 102010021011091. The next prime is 102010021011103. The reversal of 102010021011101 is 101110120010201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102010021011101 - 2⁶ = 102010021011037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102010021011103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7286430072215 + ... + 7286430072228.

It is an arithmetic number, because the mean of its divisors is an integer number (29145720288888).

Almost surely, 2^{102010021011101} is an apocalyptic number.

It is an amenable number.

102010021011101 is a deficient number, since it is larger than the sum of its proper divisors (14572860144451).

102010021011101 is an equidigital number, since it uses as much as digits as its factorization.

102010021011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14572860144450.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 102010021011101 its reverse (101110120010201), we get a palindrome (203120141021302).

The spelling of 102010021011101 in words is "one hundred two trillion, ten billion, twenty-one million, eleven thousand, one hundred one".