22520401150441 has 4 divisors (see below), whose sum is σ = 22520829485952. Its totient is φ = 22519972814932.

The previous prime is 22520401150439. The next prime is 22520401150487. The reversal of 22520401150441 is 14405110402522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22520401150441 - 2¹ = 22520401150439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22520401150411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214088881 + ... + 214194046.

It is an arithmetic number, because the mean of its divisors is an integer number (5630207371488).

Almost surely, 2^{22520401150441} is an apocalyptic number.

It is an amenable number.

22520401150441 is a deficient number, since it is larger than the sum of its proper divisors (428335511).

22520401150441 is an equidigital number, since it uses as much as digits as its factorization.

22520401150441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428335510.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 22520401150441 its reverse (14405110402522), we get a palindrome (36925511552963).

The spelling of 22520401150441 in words is "twenty-two trillion, five hundred twenty billion, four hundred one million, one hundred fifty thousand, four hundred forty-one".