22423001020020 has 48 divisors (see below), whose sum is σ = 69760447619520. Its totient is φ = 5979466938528.

The previous prime is 22423001020009. The next prime is 22423001020033. The reversal of 22423001020020 is 2002010032422.

22423001020020 is a `hidden beast` number, since 2 + 242 + 300 + 102 + 0 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22423001019975 and 22423001020002.

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 15 ways as a sum of consecutive naturals, for example, 20762037442 + ... + 20762038521.

It is an arithmetic number, because the mean of its divisors is an integer number (1453342658740).

Almost surely, 2^{22423001020020} is an apocalyptic number.

22423001020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22423001020020 is an abundant number, since it is smaller than the sum of its proper divisors (47337446599500).

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

22423001020020 is a wasteful number, since it uses less digits than its factorization.

22423001020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41524075981 (or 41524075973 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22423001020020 its reverse (2002010032422), we get a palindrome (24425011052442).

The spelling of 22423001020020 in words is "twenty-two trillion, four hundred twenty-three billion, one million, twenty thousand, twenty".