22122041145 has 32 divisors (see below), whose sum is σ = 38542953600. Its totient is φ = 10792018944.

The previous prime is 22122041141. The next prime is 22122041153. The reversal of 22122041145 is 54114022122.

It is not a de Polignac number, because 22122041145 - 2² = 22122041141 is a prime.

It is a super-2 number, since 2×22122041145² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22122041141) 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, 1330032 + ... + 1346561.

It is an arithmetic number, because the mean of its divisors is an integer number (1204467300).

Almost surely, 2^22122041145 is an apocalyptic number.

It is an amenable number.

22122041145 is a deficient number, since it is larger than the sum of its proper divisors (16420912455).

22122041145 is a wasteful number, since it uses less digits than its factorization.

22122041145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676649.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 22122041145 its reverse (54114022122), we get a palindrome (76236063267).

The spelling of 22122041145 in words is "twenty-two billion, one hundred twenty-two million, forty-one thousand, one hundred forty-five".