2120011092 has 36 divisors (see below), whose sum is σ = 5368257076. Its totient is φ = 705438720.

The previous prime is 2120011079. The next prime is 2120011097. The reversal of 2120011092 is 2901100212.

It can be written as a sum of positive squares in 2 ways, for example, as 1729395396 + 390615696 = 41586^2 + 19764^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120011097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30259 + ... + 71802.

Almost surely, 2^2120011092 is an apocalyptic number.

It is an amenable number.

2120011092 is an abundant number, since it is smaller than the sum of its proper divisors (3248245984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120011092 is a wasteful number, since it uses less digits than its factorization.

2120011092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102648 (or 102643 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 2120011092 is about 46043.5781841507. The cubic root of 2120011092 is about 1284.6338981385.

The spelling of 2120011092 in words is "two billion, one hundred twenty million, eleven thousand, ninety-two".