11122025640 has 64 divisors (see below), whose sum is σ = 36399360960. Its totient is φ = 2696248320.

The previous prime is 11122025639. The next prime is 11122025641. The reversal of 11122025640 is 4652022111.

It is an interprime number because it is at equal distance from previous prime (11122025639) and next prime (11122025641).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11122025640.

It is not an unprimeable number, because it can be changed into a prime (11122025641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4211569 + ... + 4214208.

It is an arithmetic number, because the mean of its divisors is an integer number (568740015).

Almost surely, 2^11122025640 is an apocalyptic number.

11122025640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122025640 is an abundant number, since it is smaller than the sum of its proper divisors (25277335320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11122025640 is a wasteful number, since it uses less digits than its factorization.

11122025640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8425802 (or 8425798 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 11122025640 its reverse (4652022111), we get a palindrome (15774047751).

The spelling of 11122025640 in words is "eleven billion, one hundred twenty-two million, twenty-five thousand, six hundred forty".