2202720905188 has 48 divisors (see below), whose sum is σ = 4008743706240. Its totient is φ = 1058452338944.

The previous prime is 2202720905183. The next prime is 2202720905191. The reversal of 2202720905188 is 8815090272022.

It is not an unprimeable number, because it can be changed into a prime (2202720905183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1473345 + ... + 2564407.

It is an arithmetic number, because the mean of its divisors is an integer number (83515493880).

Almost surely, 2^{2202720905188} is an apocalyptic number.

It is an amenable number.

2202720905188 is a deficient number, since it is larger than the sum of its proper divisors (1806022801052).

2202720905188 is a wasteful number, since it uses less digits than its factorization.

2202720905188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091316 (or 1091314 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

It can be divided in two parts, 22027 and 20905188, that added together give a triangular number (20927215 = T₆₄₆₉).

The spelling of 2202720905188 in words is "two trillion, two hundred two billion, seven hundred twenty million, nine hundred five thousand, one hundred eighty-eight".