102210211012102 has 4 divisors (see below), whose sum is σ = 153315316518156. Its totient is φ = 51105105506050.

The previous prime is 102210211012093. The next prime is 102210211012163. The reversal of 102210211012102 is 201210112012201.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×102210211012102³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552552753024 + ... + 25552552753027.

It is an arithmetic number, because the mean of its divisors is an integer number (38328829129539).

Almost surely, 2^{102210211012102} is an apocalyptic number.

102210211012102 is a deficient number, since it is larger than the sum of its proper divisors (51105105506054).

102210211012102 is an equidigital number, since it uses as much as digits as its factorization.

102210211012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51105105506053.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102210211012102 its reverse (201210112012201), we get a palindrome (303420323024303).

The spelling of 102210211012102 in words is "one hundred two trillion, two hundred ten billion, two hundred eleven million, twelve thousand, one hundred two".