2198220902 has 16 divisors (see below), whose sum is σ = 3332689920. Its totient is φ = 1087373448.

The previous prime is 2198220877. The next prime is 2198220907. The reversal of 2198220902 is 2090228912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198220907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79133 + ... + 103239.

It is an arithmetic number, because the mean of its divisors is an integer number (208293120).

Almost surely, 2^2198220902 is an apocalyptic number.

2198220902 is a deficient number, since it is larger than the sum of its proper divisors (1134469018).

2198220902 is a wasteful number, since it uses less digits than its factorization.

2198220902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24595.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 2198220902 is about 46885.1885140713. The cubic root of 2198220902 is about 1300.2407644798.

The spelling of 2198220902 in words is "two billion, one hundred ninety-eight million, two hundred twenty thousand, nine hundred two".