10010121002131 has 4 divisors (see below), whose sum is σ = 10333028131264. Its totient is φ = 9687213873000.

The previous prime is 10010121002059. The next prime is 10010121002137. The reversal of 10010121002131 is 13120012101001.

It is a happy number.

10010121002131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10010121002131 - 2⁹ = 10010121001619 is a prime.

It is a super-2 number, since 2×10010121002131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010121002137) 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, 161453564520 + ... + 161453564581.

It is an arithmetic number, because the mean of its divisors is an integer number (2583257032816).

Almost surely, 2^{10010121002131} is an apocalyptic number.

10010121002131 is a deficient number, since it is larger than the sum of its proper divisors (322907129133).

10010121002131 is an equidigital number, since it uses as much as digits as its factorization.

10010121002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322907129132.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10010121002131 its reverse (13120012101001), we get a palindrome (23130133103132).

The spelling of 10010121002131 in words is "ten trillion, ten billion, one hundred twenty-one million, two thousand, one hundred thirty-one".