2013103232121 has 8 divisors (see below), whose sum is σ = 2684146266144. Its totient is φ = 1342064509760.

The previous prime is 2013103232113. The next prime is 2013103232123. The reversal of 2013103232121 is 1212323013102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2013103232121 - 2³ = 2013103232113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2013103232123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242626 + ... + 2021156.

It is an arithmetic number, because the mean of its divisors is an integer number (335518283268).

Almost surely, 2^{2013103232121} is an apocalyptic number.

It is an amenable number.

2013103232121 is a deficient number, since it is larger than the sum of its proper divisors (671043034023).

2013103232121 is a wasteful number, since it uses less digits than its factorization.

2013103232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155831.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2013103232121 its reverse (1212323013102), we get a palindrome (3225426245223).

The spelling of 2013103232121 in words is "two trillion, thirteen billion, one hundred three million, two hundred thirty-two thousand, one hundred twenty-one".