222442003100 has 36 divisors (see below), whose sum is σ = 499343951400. Its totient is φ = 85908634560.

The previous prime is 222442003079. The next prime is 222442003141. The reversal of 222442003100 is 1300244222.

It is a super-2 number, since 2×222442003100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38349170 + ... + 38354969.

Almost surely, 2^222442003100 is an apocalyptic number.

222442003100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222442003100 is an abundant number, since it is smaller than the sum of its proper divisors (276901948300).

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

222442003100 is a wasteful number, since it uses less digits than its factorization.

222442003100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76704182 (or 76704175 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 222442003100 its reverse (1300244222), we get a palindrome (223742247322).

The spelling of 222442003100 in words is "two hundred twenty-two billion, four hundred forty-two million, three thousand, one hundred".