10121013321331 has 16 divisors (see below), whose sum is σ = 11683065600000. Its totient is φ = 8671025181600.

The previous prime is 10121013321323. The next prime is 10121013321361. The reversal of 10121013321331 is 13312331012101.

It is not a de Polignac number, because 10121013321331 - 2³ = 10121013321323 is a prime.

It is a super-2 number, since 2×10121013321331² (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 (10121013321301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126729456 + ... + 126809293.

It is an arithmetic number, because the mean of its divisors is an integer number (730191600000).

Almost surely, 2^{10121013321331} is an apocalyptic number.

10121013321331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10121013321331 is a deficient number, since it is larger than the sum of its proper divisors (1562052278669).

10121013321331 is a wasteful number, since it uses less digits than its factorization.

10121013321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253538970.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 10121013321331 its reverse (13312331012101), we get a palindrome (23433344333432).

The spelling of 10121013321331 in words is "ten trillion, one hundred twenty-one billion, thirteen million, three hundred twenty-one thousand, three hundred thirty-one".