222040144100 has 36 divisors (see below), whose sum is σ = 483098506800. Its totient is φ = 88581699360.

The previous prime is 222040144069. The next prime is 222040144219. The reversal of 222040144100 is 1441040222.

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

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, 2891390 + ... + 2967189.

Almost surely, 2^222040144100 is an apocalyptic number.

222040144100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222040144100 is an abundant number, since it is smaller than the sum of its proper divisors (261058362700).

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

222040144100 is a wasteful number, since it uses less digits than its factorization.

222040144100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5858972 (or 5858965 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222040144100 its reverse (1441040222), we get a palindrome (223481184322).

The spelling of 222040144100 in words is "two hundred twenty-two billion, forty million, one hundred forty-four thousand, one hundred".