102111022200002 has 32 divisors (see below), whose sum is σ = 155298773579760. Its totient is φ = 50349167539200.

The previous prime is 102111022200001. The next prime is 102111022200041. The reversal of 102111022200002 is 200002220111201.

It can be written as a sum of positive squares in 8 ways, for example, as 53945631663361 + 48165390536641 = 7344769^2 + 6940129^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102111022200002.

It is not an unprimeable number, because it can be changed into a prime (102111022200001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53003198 + ... + 54895910.

Almost surely, 2^{102111022200002} is an apocalyptic number.

102111022200002 is a deficient number, since it is larger than the sum of its proper divisors (53187751379758).

102111022200002 is a wasteful number, since it uses less digits than its factorization.

102111022200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893878.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102111022200002 its reverse (200002220111201), we get a palindrome (302113242311203).

The spelling of 102111022200002 in words is "one hundred two trillion, one hundred eleven billion, twenty-two million, two hundred thousand, two".