222557203444 has 24 divisors (see below), whose sum is σ = 393322075328. Its totient is φ = 110179828800.

The previous prime is 222557203441. The next prime is 222557203487. The reversal of 222557203444 is 444302755222.

It is a super-2 number, since 2×222557203444² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222557203397 and 222557203406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222557203441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615944 + ... + 2699680.

Almost surely, 2^222557203444 is an apocalyptic number.

It is an amenable number.

222557203444 is a deficient number, since it is larger than the sum of its proper divisors (170764871884).

222557203444 is a wasteful number, since it uses less digits than its factorization.

222557203444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90295 (or 90293 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 40.

Adding to 222557203444 its reverse (444302755222), we get a palindrome (666859958666).

The spelling of 222557203444 in words is "two hundred twenty-two billion, five hundred fifty-seven million, two hundred three thousand, four hundred forty-four".