2101122092 has 24 divisors (see below), whose sum is σ = 3841324032. Its totient is φ = 1004418000.

The previous prime is 2101122091. The next prime is 2101122097. The reversal of 2101122092 is 2902211012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2101122091) 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, 91784 + ... + 112367.

It is an arithmetic number, because the mean of its divisors is an integer number (160055168).

Almost surely, 2^2101122092 is an apocalyptic number.

It is an amenable number.

2101122092 is a deficient number, since it is larger than the sum of its proper divisors (1740201940).

2101122092 is a wasteful number, since it uses less digits than its factorization.

2101122092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204269 (or 204267 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 2101122092 is about 45837.9983419870. The cubic root of 2101122092 is about 1280.8072081274.

The spelling of 2101122092 in words is "two billion, one hundred one million, one hundred twenty-two thousand, ninety-two".