2013103252331 has 4 divisors (see below), whose sum is σ = 2025157762992. Its totient is φ = 2001048741672.

The previous prime is 2013103252327. The next prime is 2013103252337. The reversal of 2013103252331 is 1332523013102.

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 2013103252331 - 2² = 2013103252327 is a prime.

It is a super-2 number, since 2×2013103252331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2013103252331.

It is not an unprimeable number, because it can be changed into a prime (2013103252337) 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, 6027255080 + ... + 6027255413.

It is an arithmetic number, because the mean of its divisors is an integer number (506289440748).

Almost surely, 2^{2013103252331} is an apocalyptic number.

2013103252331 is a deficient number, since it is larger than the sum of its proper divisors (12054510661).

2013103252331 is a wasteful number, since it uses less digits than its factorization.

2013103252331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12054510660.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 2013103252331 its reverse (1332523013102), we get a palindrome (3345626265433).

The spelling of 2013103252331 in words is "two trillion, thirteen billion, one hundred three million, two hundred fifty-two thousand, three hundred thirty-one".