22511132050401 has 24 divisors (see below), whose sum is σ = 32523635144000. Its totient is φ = 15003934723296.

The previous prime is 22511132050373. The next prime is 22511132050423. The reversal of 22511132050401 is 10405023111522.

It is a happy number.

22511132050401 is a `hidden beast` number, since 2 + 2 + 51 + 1 + 1 + 3 + 205 + 0 + 401 = 666.

It is not a de Polignac number, because 22511132050401 - 2¹⁷ = 22511131919329 is a prime.

It is a super-2 number, since 2×22511132050401² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22511132050201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1047067350 + ... + 1047088848.

Almost surely, 2^{22511132050401} is an apocalyptic number.

It is an amenable number.

22511132050401 is a deficient number, since it is larger than the sum of its proper divisors (10012503093599).

22511132050401 is a wasteful number, since it uses less digits than its factorization.

22511132050401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43125 (or 43122 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 22511132050401 its reverse (10405023111522), we get a palindrome (32916155161923).

The spelling of 22511132050401 in words is "twenty-two trillion, five hundred eleven billion, one hundred thirty-two million, fifty thousand, four hundred one".