5102123431212 has 36 divisors (see below), whose sum is σ = 13196965261480. Its totient is φ = 1661156465472.

The previous prime is 5102123431159. The next prime is 5102123431219. The reversal of 5102123431212 is 2121343212015.

It is a happy number.

5102123431212 is a `hidden beast` number, since 5 + 1 + 0 + 2 + 12 + 3 + 431 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (5102123431219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1647971137 + ... + 1647974232.

Almost surely, 2^{5102123431212} is an apocalyptic number.

It is an amenable number.

5102123431212 is an abundant number, since it is smaller than the sum of its proper divisors (8094841830268).

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

5102123431212 is a wasteful number, since it uses less digits than its factorization.

5102123431212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295945422 (or 3295945417 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 5102123431212 its reverse (2121343212015), we get a palindrome (7223466643227).

The spelling of 5102123431212 in words is "five trillion, one hundred two billion, one hundred twenty-three million, four hundred thirty-one thousand, two hundred twelve".