22204535100 has 144 divisors (see below), whose sum is σ = 70219422336. Its totient is φ = 5372640000.

The previous prime is 22204535047. The next prime is 22204535147. The reversal of 22204535100 is 153540222.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1798950 + ... + 1811250.

Almost surely, 2^22204535100 is an apocalyptic number.

22204535100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22204535100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35109711168).

22204535100 is an abundant number, since it is smaller than the sum of its proper divisors (48014887236).

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

22204535100 is a wasteful number, since it uses less digits than its factorization.

22204535100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12876 (or 12869 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 22204535100 in words is "twenty-two billion, two hundred four million, five hundred thirty-five thousand, one hundred".