20222020044 has 72 divisors (see below), whose sum is σ = 53877292560. Its totient is φ = 6385421952.

The previous prime is 20222020031. The next prime is 20222020057. The reversal of 20222020044 is 44002022202.

20222020044 is a `hidden beast` number, since 202 + 220 + 200 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (20222020031) and next prime (20222020057).

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 = 20222019999 and 20222020026.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 127402 + ... + 238065.

It is an arithmetic number, because the mean of its divisors is an integer number (748295730).

Almost surely, 2^20222020044 is an apocalyptic number.

It is an amenable number.

20222020044 is an abundant number, since it is smaller than the sum of its proper divisors (33655272516).

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

20222020044 is a wasteful number, since it uses less digits than its factorization.

20222020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365559 (or 365554 counting only the distinct ones).

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

Adding to 20222020044 its reverse (44002022202), we get a palindrome (64224042246).

The spelling of 20222020044 in words is "twenty billion, two hundred twenty-two million, twenty thousand, forty-four".