102235551212 has 24 divisors (see below), whose sum is σ = 179110386000. Its totient is φ = 51061194176.

The previous prime is 102235551193. The next prime is 102235551247. The reversal of 102235551212 is 212155532201.

It is a happy 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, 19167698 + ... + 19173030.

It is an arithmetic number, because the mean of its divisors is an integer number (7462932750).

Almost surely, 2^102235551212 is an apocalyptic number.

It is an amenable number.

102235551212 is a deficient number, since it is larger than the sum of its proper divisors (76874834788).

102235551212 is a wasteful number, since it uses less digits than its factorization.

102235551212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9745 (or 9743 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 102235551212 in words is "one hundred two billion, two hundred thirty-five million, five hundred fifty-one thousand, two hundred twelve".