102011222100202 has 48 divisors (see below), whose sum is σ = 156047319581400. Its totient is φ = 50012324812800.

The previous prime is 102011222100133. The next prime is 102011222100223. The reversal of 102011222100202 is 202001222110201.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 55499654136481 + 46511567963721 = 7449809^2 + 6819939^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1024395838 + ... + 1024495414.

Almost surely, 2^{102011222100202} is an apocalyptic number.

102011222100202 is a deficient number, since it is larger than the sum of its proper divisors (54036097481198).

102011222100202 is a wasteful number, since it uses less digits than its factorization.

102011222100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100267 (or 100166 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102011222100202 its reverse (202001222110201), we get a palindrome (304012444210403).

Subtracting 102011222100202 from its reverse (202001222110201), we obtain a palindrome (99990000009999).

The spelling of 102011222100202 in words is "one hundred two trillion, eleven billion, two hundred twenty-two million, one hundred thousand, two hundred two".