2122629091 has 16 divisors (see below), whose sum is σ = 2338437600. Its totient is φ = 1910702080.

The previous prime is 2122629071. The next prime is 2122629097. The reversal of 2122629091 is 1909262212.

It is a cyclic number.

It is not a de Polignac number, because 2122629091 - 2⁹ = 2122628579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122629097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675075 + ... + 678211.

It is an arithmetic number, because the mean of its divisors is an integer number (146152350).

Almost surely, 2^2122629091 is an apocalyptic number.

2122629091 is a deficient number, since it is larger than the sum of its proper divisors (215808509).

2122629091 is a wasteful number, since it uses less digits than its factorization.

2122629091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 2122629091 is about 46071.9989907102. The cubic root of 2122629091 is about 1285.1624782060.

The spelling of 2122629091 in words is "two billion, one hundred twenty-two million, six hundred twenty-nine thousand, ninety-one".