210124130311100 has 36 divisors (see below), whose sum is σ = 471692444256600. Its totient is φ = 81151388256960.

The previous prime is 210124130311063. The next prime is 210124130311103. The reversal of 210124130311100 is 1113031421012.

It is a super-2 number, since 2×210124130311100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210124130311103) 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, 36228295430 + ... + 36228301229.

Almost surely, 2^{210124130311100} is an apocalyptic number.

210124130311100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210124130311100 is an abundant number, since it is smaller than the sum of its proper divisors (261568313945500).

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

210124130311100 is a wasteful number, since it uses less digits than its factorization.

210124130311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72456596702 (or 72456596695 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 210124130311100 its reverse (1113031421012), we get a palindrome (211237161732112).

The spelling of 210124130311100 in words is "two hundred ten trillion, one hundred twenty-four billion, one hundred thirty million, three hundred eleven thousand, one hundred".