2201121982 has 16 divisors (see below), whose sum is σ = 3498843600. Its totient is φ = 1036692160.

The previous prime is 2201121973. The next prime is 2201122037. The reversal of 2201121982 is 2891211022.

2201121982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2201121982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460432 + ... + 465187.

It is an arithmetic number, because the mean of its divisors is an integer number (218677725).

Almost surely, 2^2201121982 is an apocalyptic number.

2201121982 is a deficient number, since it is larger than the sum of its proper divisors (1297721618).

2201121982 is a wasteful number, since it uses less digits than its factorization.

2201121982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925691.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 2201121982 is about 46916.1164420074. The cubic root of 2201121982 is about 1300.8125062750.

The spelling of 2201121982 in words is "two billion, two hundred one million, one hundred twenty-one thousand, nine hundred eighty-two".