1001222022200 has 48 divisors (see below), whose sum is σ = 2345611043160. Its totient is φ = 397431632000.

The previous prime is 1001222022169. The next prime is 1001222022211. The reversal of 1001222022200 is 22202221001.

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, 19081091 + ... + 19133490.

Almost surely, 2^{1001222022200} is an apocalyptic number.

1001222022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001222022200 is an abundant number, since it is smaller than the sum of its proper divisors (1344389020960).

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

1001222022200 is a wasteful number, since it uses less digits than its factorization.

1001222022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38214728 (or 38214719 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1001222022200 its reverse (22202221001), we get a palindrome (1023424243201).

The spelling of 1001222022200 in words is "one trillion, one billion, two hundred twenty-two million, twenty-two thousand, two hundred".