22011225103555 has 16 divisors (see below), whose sum is σ = 26714169109440. Its totient is φ = 17408572144128.

The previous prime is 22011225103523. The next prime is 22011225103577. The reversal of 22011225103555 is 55530152211022.

It is a cyclic number.

It is not a de Polignac number, because 22011225103555 - 2⁵ = 22011225103523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22011225103555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588522 + ... + 6660991.

It is an arithmetic number, because the mean of its divisors is an integer number (1669635569340).

Almost surely, 2^{22011225103555} is an apocalyptic number.

22011225103555 is a deficient number, since it is larger than the sum of its proper divisors (4702944005885).

22011225103555 is an equidigital number, since it uses as much as digits as its factorization.

22011225103555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7256430.

The product of its (nonzero) digits is 30000, while the sum is 34.

Adding to 22011225103555 its reverse (55530152211022), we get a palindrome (77541377314577).

The spelling of 22011225103555 in words is "twenty-two trillion, eleven billion, two hundred twenty-five million, one hundred three thousand, five hundred fifty-five".