212430015125100 has 216 divisors, whose sum is σ = 683563578839232. Its totient is φ = 55146975206400.

The previous prime is 212430015125099. The next prime is 212430015125137. The reversal of 212430015125100 is 1521510034212.

It is a happy number.

212430015125100 is a `hidden beast` number, since 2 + 1 + 2 + 43 + 0 + 0 + 1 + 512 + 5 + 100 = 666.

212430015125100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×212430015125100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 10867734 + ... + 23301666.

Almost surely, 2^{212430015125100} is an apocalyptic number.

212430015125100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212430015125100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341781789419616).

212430015125100 is an abundant number, since it is smaller than the sum of its proper divisors (471133563714132).

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

212430015125100 is a wasteful number, since it uses less digits than its factorization.

212430015125100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434457 (or 12434447 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 212430015125100 its reverse (1521510034212), we get a palindrome (213951525159312).

The spelling of 212430015125100 in words is "two hundred twelve trillion, four hundred thirty billion, fifteen million, one hundred twenty-five thousand, one hundred".