102200111121212 has 24 divisors (see below), whose sum is σ = 193144414024800. Its totient is φ = 47037891289536.

The previous prime is 102200111120971. The next prime is 102200111121253. The reversal of 102200111121212 is 212121111002201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2737288787 + ... + 2737326122.

It is an arithmetic number, because the mean of its divisors is an integer number (8047683917700).

Almost surely, 2^{102200111121212} is an apocalyptic number.

It is an amenable number.

102200111121212 is a deficient number, since it is larger than the sum of its proper divisors (90944302903588).

102200111121212 is a wasteful number, since it uses less digits than its factorization.

102200111121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474615285 (or 5474615283 counting only the distinct ones).

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

Adding to 102200111121212 its reverse (212121111002201), we get a palindrome (314321222123413).

The spelling of 102200111121212 in words is "one hundred two trillion, two hundred billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twelve".