2102939722 has 16 divisors (see below), whose sum is σ = 3575849760. Its totient is φ = 919503792.

The previous prime is 2102939711. The next prime is 2102939723. The reversal of 2102939722 is 2279392012.

It is not an unprimeable number, because it can be changed into a prime (2102939723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2127988 + ... + 2128975.

It is an arithmetic number, because the mean of its divisors is an integer number (223490610).

Almost surely, 2^2102939722 is an apocalyptic number.

2102939722 is a deficient number, since it is larger than the sum of its proper divisors (1472910038).

2102939722 is a wasteful number, since it uses less digits than its factorization.

2102939722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4256997.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2102939722 is about 45857.8207288571. The cubic root of 2102939722 is about 1281.1764334774.

The spelling of 2102939722 in words is "two billion, one hundred two million, nine hundred thirty-nine thousand, seven hundred twenty-two".