1222200952 has 16 divisors (see below), whose sum is σ = 2619002160. Its totient is φ = 523800384.

The previous prime is 1222200949. The next prime is 1222200953. The reversal of 1222200952 is 2590022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222200953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10912453 + ... + 10912564.

It is an arithmetic number, because the mean of its divisors is an integer number (163687635).

Almost surely, 2^1222200952 is an apocalyptic number.

It is an amenable number.

1222200952 is an abundant number, since it is smaller than the sum of its proper divisors (1396801208).

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

1222200952 is a wasteful number, since it uses less digits than its factorization.

1222200952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21825030 (or 21825026 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1222200952 is about 34959.9907322642. The cubic root of 1222200952 is about 1069.1719076928.

The spelling of 1222200952 in words is "one billion, two hundred twenty-two million, two hundred thousand, nine hundred fifty-two".