21130313150400 has 84 divisors (see below), whose sum is σ = 69325035743352. Its totient is φ = 5634750172160.

The previous prime is 21130313150351. The next prime is 21130313150423. The reversal of 21130313150400 is 405131303112.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2201069487 + ... + 2201079086.

Almost surely, 2^{21130313150400} is an apocalyptic number.

21130313150400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21130313150400 is an abundant number, since it is smaller than the sum of its proper divisors (48194722592952).

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

21130313150400 is a wasteful number, since it uses less digits than its factorization.

21130313150400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402148598 (or 4402148583 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 21130313150400 its reverse (405131303112), we get a palindrome (21535444453512).

The spelling of 21130313150400 in words is "twenty-one trillion, one hundred thirty billion, three hundred thirteen million, one hundred fifty thousand, four hundred".