222000244020 has 96 divisors (see below), whose sum is σ = 693683827200. Its totient is φ = 58941516672.

The previous prime is 222000244007. The next prime is 222000244031. The reversal of 222000244020 is 20442000222.

222000244020 is a `hidden beast` number, since 2 + 2 + 200 + 0 + 2 + 440 + 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 = 222000243984 and 222000244002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773964 + ... + 1021283.

It is an arithmetic number, because the mean of its divisors is an integer number (7225873200).

Almost surely, 2^222000244020 is an apocalyptic number.

222000244020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000244020 is an abundant number, since it is smaller than the sum of its proper divisors (471683583180).

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

222000244020 is a wasteful number, since it uses less digits than its factorization.

222000244020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795494 (or 1795486 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 222000244020 its reverse (20442000222), we get a palindrome (242442244242).

The spelling of 222000244020 in words is "two hundred twenty-two billion, two hundred forty-four thousand, twenty".