102013311123212 has 12 divisors (see below), whose sum is σ = 178660303910256. Its totient is φ = 50967510006000.

The previous prime is 102013311123193. The next prime is 102013311123239. The reversal of 102013311123212 is 212321113310201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9786383039 + ... + 9786393462.

It is an arithmetic number, because the mean of its divisors is an integer number (14888358659188).

Almost surely, 2^{102013311123212} is an apocalyptic number.

It is an amenable number.

102013311123212 is a deficient number, since it is larger than the sum of its proper divisors (76646992787044).

102013311123212 is a wasteful number, since it uses less digits than its factorization.

102013311123212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19572777808 (or 19572777806 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 102013311123212 its reverse (212321113310201), we get a palindrome (314334424433413).

The spelling of 102013311123212 in words is "one hundred two trillion, thirteen billion, three hundred eleven million, one hundred twenty-three thousand, two hundred twelve".