103013020013221 has 32 divisors (see below), whose sum is σ = 106654096673280. Its totient is φ = 99420578095104.

The previous prime is 103013020013213. The next prime is 103013020013317. The reversal of 103013020013221 is 122310020310301.

It is a cyclic number.

It is not a de Polignac number, because 103013020013221 - 2³ = 103013020013213 is a prime.

It is a super-2 number, since 2×103013020013221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103013020613221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9041776101 + ... + 9041787493.

It is an arithmetic number, because the mean of its divisors is an integer number (3332940521040).

Almost surely, 2^{103013020013221} is an apocalyptic number.

It is an amenable number.

103013020013221 is a deficient number, since it is larger than the sum of its proper divisors (3641076660059).

103013020013221 is a wasteful number, since it uses less digits than its factorization.

103013020013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15565.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103013020013221 its reverse (122310020310301), we get a palindrome (225323040323522).

The spelling of 103013020013221 in words is "one hundred three trillion, thirteen billion, twenty million, thirteen thousand, two hundred twenty-one".