2124000331400 has 24 divisors (see below), whose sum is σ = 4938300770970. Its totient is φ = 849600132480.

The previous prime is 2124000331391. The next prime is 2124000331417. The reversal of 2124000331400 is 41330004212.

It can be written as a sum of positive squares in 3 ways, for example, as 1126243072516 + 997757258884 = 1061246^2 + 998878^2 .

It is a super-2 number, since 2×2124000331400² (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5310000629 + ... + 5310001028.

Almost surely, 2^{2124000331400} is an apocalyptic number.

2124000331400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124000331400 is an abundant number, since it is smaller than the sum of its proper divisors (2814300439570).

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

2124000331400 is a wasteful number, since it uses less digits than its factorization.

2124000331400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10620001673 (or 10620001664 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2124000331400 its reverse (41330004212), we get a palindrome (2165330335612).

The spelling of 2124000331400 in words is "two trillion, one hundred twenty-four billion, three hundred thirty-one thousand, four hundred".