103221111213 has 64 divisors (see below), whose sum is σ = 168584232960. Its totient is φ = 61900848000.

The previous prime is 103221111167. The next prime is 103221111221. The reversal of 103221111213 is 312111122301.

It is not a de Polignac number, because 103221111213 - 2⁸ = 103221110957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103221111283) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11275188 + ... + 11284338.

It is an arithmetic number, because the mean of its divisors is an integer number (2634128640).

Almost surely, 2^103221111213 is an apocalyptic number.

It is an amenable number.

103221111213 is a deficient number, since it is larger than the sum of its proper divisors (65363121747).

103221111213 is a wasteful number, since it uses less digits than its factorization.

103221111213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9567 (or 9561 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 103221111213 its reverse (312111122301), we get a palindrome (415332233514).

It can be divided in two parts, 10 and 3221111213, that added together give a palindrome (3221111223).

The spelling of 103221111213 in words is "one hundred three billion, two hundred twenty-one million, one hundred eleven thousand, two hundred thirteen".