221013001011103 has 32 divisors (see below), whose sum is σ = 272530389417984. Its totient is φ = 174906465556992.

The previous prime is 221013001011097. The next prime is 221013001011191. The reversal of 221013001011103 is 301110100310122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 221013001011103 - 2²¹ = 221012998913951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221013002011103) 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, 40491426 + ... + 45624352.

It is an arithmetic number, because the mean of its divisors is an integer number (8516574669312).

Almost surely, 2^{221013001011103} is an apocalyptic number.

221013001011103 is a deficient number, since it is larger than the sum of its proper divisors (51517388406881).

221013001011103 is a wasteful number, since it uses less digits than its factorization.

221013001011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5139831.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 221013001011103 its reverse (301110100310122), we get a palindrome (522123101321225).

The spelling of 221013001011103 in words is "two hundred twenty-one trillion, thirteen billion, one million, eleven thousand, one hundred three".