102012313311 has 6 divisors (see below), whose sum is σ = 147351119240. Its totient is φ = 68008208868.

The previous prime is 102012313303. The next prime is 102012313339. The reversal of 102012313311 is 113313210201.

102012313311 is a `hidden beast` number, since 10 + 20 + 12 + 313 + 311 = 666.

It is not a de Polignac number, because 102012313311 - 2³ = 102012313303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012313511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5667350731 + ... + 5667350748.

Almost surely, 2^102012313311 is an apocalyptic number.

102012313311 is a deficient number, since it is larger than the sum of its proper divisors (45338805929).

102012313311 is a wasteful number, since it uses less digits than its factorization.

102012313311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334701485 (or 11334701482 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 102012313311 its reverse (113313210201), we get a palindrome (215325523512).

The spelling of 102012313311 in words is "one hundred two billion, twelve million, three hundred thirteen thousand, three hundred eleven".