10131024000021 has 4 divisors (see below), whose sum is σ = 13508032000032. Its totient is φ = 6754016000012.

The previous prime is 10131024000007. The next prime is 10131024000107. The reversal of 10131024000021 is 12000042013101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10131024000021 - 2¹⁹ = 10131023475733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131024000001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1688504000001 + ... + 1688504000006.

It is an arithmetic number, because the mean of its divisors is an integer number (3377008000008).

Almost surely, 2^{10131024000021} is an apocalyptic number.

It is an amenable number.

10131024000021 is a deficient number, since it is larger than the sum of its proper divisors (3377008000011).

10131024000021 is an equidigital number, since it uses as much as digits as its factorization.

10131024000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377008000010.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10131024000021 its reverse (12000042013101), we get a palindrome (22131066013122).

The spelling of 10131024000021 in words is "ten trillion, one hundred thirty-one billion, twenty-four million, twenty-one", and thus it is an aban number.