102112211102102 has 16 divisors (see below), whose sum is σ = 157524380613600. Its totient is φ = 49607880366528.

The previous prime is 102112211102101. The next prime is 102112211102113. The reversal of 102112211102102 is 201201112211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112211102101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948979727 + ... + 949087322.

It is an arithmetic number, because the mean of its divisors is an integer number (9845273788350).

Almost surely, 2^{102112211102102} is an apocalyptic number.

102112211102102 is a deficient number, since it is larger than the sum of its proper divisors (55412169511498).

102112211102102 is a wasteful number, since it uses less digits than its factorization.

102112211102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898067815.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102112211102102 its reverse (201201112211201), we get a palindrome (303313323313303).

The spelling of 102112211102102 in words is "one hundred two trillion, one hundred twelve billion, two hundred eleven million, one hundred two thousand, one hundred two".