22601121135 has 32 divisors (see below), whose sum is σ = 36339114240. Its totient is φ = 11994974208.

The previous prime is 22601121133. The next prime is 22601121161. The reversal of 22601121135 is 53112110622.

It is a happy number.

It is not a de Polignac number, because 22601121135 - 2¹ = 22601121133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22601121133) 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 31 ways as a sum of consecutive naturals, for example, 2650639 + ... + 2659151.

It is an arithmetic number, because the mean of its divisors is an integer number (1135597320).

Almost surely, 2^22601121135 is an apocalyptic number.

22601121135 is a deficient number, since it is larger than the sum of its proper divisors (13737993105).

22601121135 is a wasteful number, since it uses less digits than its factorization.

22601121135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9367.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 22601121135 its reverse (53112110622), we get a palindrome (75713231757).

The spelling of 22601121135 in words is "twenty-two billion, six hundred one million, one hundred twenty-one thousand, one hundred thirty-five".