5151210021210 has 96 divisors (see below), whose sum is σ = 13823775441216. Its totient is φ = 1218320051200.

The previous prime is 5151210021203. The next prime is 5151210021211. The reversal of 5151210021210 is 121200121515.

It is a super-2 number, since 2×5151210021210² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5151210021211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4088259 + ... + 5197718.

It is an arithmetic number, because the mean of its divisors is an integer number (143997660846).

Almost surely, 2^{5151210021210} is an apocalyptic number.

5151210021210 is an abundant number, since it is smaller than the sum of its proper divisors (8672565420006).

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

5151210021210 is a wasteful number, since it uses less digits than its factorization.

5151210021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9286080 (or 9286039 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 21.

Adding to 5151210021210 its reverse (121200121515), we get a palindrome (5272410142725).

The spelling of 5151210021210 in words is "five trillion, one hundred fifty-one billion, two hundred ten million, twenty-one thousand, two hundred ten".