22013520443001 has 48 divisors (see below), whose sum is σ = 34586759311104. Its totient is φ = 13975230651264.

The previous prime is 22013520442973. The next prime is 22013520443009. The reversal of 22013520443001 is 10034402531022.

22013520443001 is a `hidden beast` number, since 2 + 2 + 0 + 1 + 352 + 0 + 4 + 4 + 300 + 1 = 666.

It is not a de Polignac number, because 22013520443001 - 2¹³ = 22013520434809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22013520443009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25624180 + ... + 26469333.

It is an arithmetic number, because the mean of its divisors is an integer number (720557485648).

Almost surely, 2^{22013520443001} is an apocalyptic number.

It is an amenable number.

22013520443001 is a deficient number, since it is larger than the sum of its proper divisors (12573238868103).

22013520443001 is an equidigital number, since it uses as much as digits as its factorization.

22013520443001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52093612 (or 52093600 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 22013520443001 its reverse (10034402531022), we get a palindrome (32047922974023).

The spelling of 22013520443001 in words is "twenty-two trillion, thirteen billion, five hundred twenty million, four hundred forty-three thousand, one".