102201320311212 has 24 divisors (see below), whose sum is σ = 238484571598336. Its totient is φ = 34064989026768.

The previous prime is 102201320311201. The next prime is 102201320311219. The reversal of 102201320311212 is 212113023102201.

It is not an unprimeable number, because it can be changed into a prime (102201320311219) 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, 264516868 + ... + 264902955.

Almost surely, 2^{102201320311212} is an apocalyptic number.

102201320311212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102201320311212 is an abundant number, since it is smaller than the sum of its proper divisors (136283251287124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102201320311212 is a wasteful number, since it uses less digits than its factorization.

102201320311212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529435917 (or 529435915 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102201320311212 its reverse (212113023102201), we get a palindrome (314314343413413).

The spelling of 102201320311212 in words is "one hundred two trillion, two hundred one billion, three hundred twenty million, three hundred eleven thousand, two hundred twelve".