22000001120 has 24 divisors (see below), whose sum is σ = 51975003024. Its totient is φ = 8800000384.

The previous prime is 22000001041. The next prime is 22000001159. The reversal of 22000001120 is 2110000022.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 22000001098 and 22000001107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68749844 + ... + 68750163.

It is an arithmetic number, because the mean of its divisors is an integer number (2165625126).

Almost surely, 2^22000001120 is an apocalyptic number.

22000001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000001120 is an abundant number, since it is smaller than the sum of its proper divisors (29975001904).

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

22000001120 is a wasteful number, since it uses less digits than its factorization.

22000001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137500022 (or 137500014 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 22000001120 its reverse (2110000022), we get a palindrome (24110001142).

The spelling of 22000001120 in words is "twenty-two billion, one thousand, one hundred twenty".