22135641100 has 36 divisors (see below), whose sum is σ = 48154214808. Its totient is φ = 8832160000.

The previous prime is 22135641097. The next prime is 22135641107. The reversal of 22135641100 is 114653122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (22135641107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235906 + ... + 316105.

It is an arithmetic number, because the mean of its divisors is an integer number (1337617078).

Almost surely, 2^22135641100 is an apocalyptic number.

22135641100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22135641100 is an abundant number, since it is smaller than the sum of its proper divisors (26018573708).

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

22135641100 is a wasteful number, since it uses less digits than its factorization.

22135641100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552426 (or 552419 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 22135641100 in words is "twenty-two billion, one hundred thirty-five million, six hundred forty-one thousand, one hundred".