22451141121155 has 16 divisors (see below), whose sum is σ = 28113001763904. Its totient is φ = 17179839536640.

The previous prime is 22451141121089. The next prime is 22451141121161. The reversal of 22451141121155 is 55112114115422.

It is not a de Polignac number, because 22451141121155 - 2²⁴ = 22451124343939 is a prime.

It is a Duffinian number.

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, 11927015 + ... + 13680495.

It is an arithmetic number, because the mean of its divisors is an integer number (1757062610244).

Almost surely, 2^{22451141121155} is an apocalyptic number.

22451141121155 is a deficient number, since it is larger than the sum of its proper divisors (5661860642749).

22451141121155 is a wasteful number, since it uses less digits than its factorization.

22451141121155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864846.

The product of its digits is 16000, while the sum is 35.

Adding to 22451141121155 its reverse (55112114115422), we get a palindrome (77563255236577).

The spelling of 22451141121155 in words is "twenty-two trillion, four hundred fifty-one billion, one hundred forty-one million, one hundred twenty-one thousand, one hundred fifty-five".