22022402000 has 40 divisors (see below), whose sum is σ = 53250172872. Its totient is φ = 8808960000.

The previous prime is 22022401981. The next prime is 22022402011. The reversal of 22022402000 is 20422022.

It can be written as a sum of positive squares in 4 ways, for example, as 3793081744 + 18229320256 = 61588^2 + 135016^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5503601 + ... + 5507600.

Almost surely, 2^22022402000 is an apocalyptic number.

22022402000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022402000 is an abundant number, since it is smaller than the sum of its proper divisors (31227770872).

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

22022402000 is a wasteful number, since it uses less digits than its factorization.

22022402000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011224 (or 11011208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22022402000 its reverse (20422022), we get a palindrome (22042824022).

The spelling of 22022402000 in words is "twenty-two billion, twenty-two million, four hundred two thousand".