222020440244 has 12 divisors (see below), whose sum is σ = 388736993568. Its totient is φ = 110952727800.

The previous prime is 222020440223. The next prime is 222020440253. The reversal of 222020440244 is 442044020222.

It is a super-2 number, since 2×222020440244² (a number of 23 digits) contains 22 as substring.

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, 14364392 + ... + 14379839.

It is an arithmetic number, because the mean of its divisors is an integer number (32394749464).

Almost surely, 2^222020440244 is an apocalyptic number.

It is an amenable number.

222020440244 is a deficient number, since it is larger than the sum of its proper divisors (166716553324).

222020440244 is a wasteful number, since it uses less digits than its factorization.

222020440244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28746166 (or 28746164 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 222020440244 its reverse (442044020222), we get a palindrome (664064460466).

The spelling of 222020440244 in words is "two hundred twenty-two billion, twenty million, four hundred forty thousand, two hundred forty-four".