22402404100 has 72 divisors (see below), whose sum is σ = 52420082400. Its totient is φ = 8282246400.

The previous prime is 22402404083. The next prime is 22402404121. The reversal of 22402404100 is 140420422.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65890 + ... + 221689.

It is an arithmetic number, because the mean of its divisors is an integer number (728056700).

Almost surely, 2^22402404100 is an apocalyptic number.

22402404100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22402404100 is an abundant number, since it is smaller than the sum of its proper divisors (30017678300).

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

22402404100 is a wasteful number, since it uses less digits than its factorization.

22402404100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287653 (or 287646 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22402404100 its reverse (140420422), we get a palindrome (22542824522).

The spelling of 22402404100 in words is "twenty-two billion, four hundred two million, four hundred four thousand, one hundred".