102321342312212 has 48 divisors (see below), whose sum is σ = 185610964492800. Its totient is φ = 49322577722880.

The previous prime is 102321342312197. The next prime is 102321342312221. The reversal of 102321342312212 is 212213243123201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2836637 + ... + 14583867.

It is an arithmetic number, because the mean of its divisors is an integer number (3866895093600).

Almost surely, 2^{102321342312212} is an apocalyptic number.

It is an amenable number.

102321342312212 is a deficient number, since it is larger than the sum of its proper divisors (83289622180588).

102321342312212 is a wasteful number, since it uses less digits than its factorization.

102321342312212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11747936 (or 11747934 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 102321342312212 its reverse (212213243123201), we get a palindrome (314534585435413).

The spelling of 102321342312212 in words is "one hundred two trillion, three hundred twenty-one billion, three hundred forty-two million, three hundred twelve thousand, two hundred twelve".