22291535020 has 12 divisors (see below), whose sum is σ = 46812223584. Its totient is φ = 8916614000.

The previous prime is 22291535017. The next prime is 22291535023. The reversal of 22291535020 is 2053519222.

It is an interprime number because it is at equal distance from previous prime (22291535017) and next prime (22291535023).

It is not an unprimeable number, because it can be changed into a prime (22291535023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557288356 + ... + 557288395.

It is an arithmetic number, because the mean of its divisors is an integer number (3901018632).

Almost surely, 2^22291535020 is an apocalyptic number.

22291535020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22291535020 is an abundant number, since it is smaller than the sum of its proper divisors (24520688564).

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

22291535020 is a wasteful number, since it uses less digits than its factorization.

22291535020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114576760 (or 1114576758 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 22291535020 in words is "twenty-two billion, two hundred ninety-one million, five hundred thirty-five thousand, twenty".