2102309122 has 32 divisors (see below), whose sum is σ = 3329164800. Its totient is φ = 994199808.

The previous prime is 2102309119. The next prime is 2102309129. The reversal of 2102309122 is 2219032012.

It is a junction number, because it is equal to n+sod(n) for n = 2102309093 and 2102309102.

It is not an unprimeable number, because it can be changed into a prime (2102309129) 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, 1152303 + ... + 1154125.

It is an arithmetic number, because the mean of its divisors is an integer number (104036400).

Almost surely, 2^2102309122 is an apocalyptic number.

2102309122 is a deficient number, since it is larger than the sum of its proper divisors (1226855678).

2102309122 is a wasteful number, since it uses less digits than its factorization.

2102309122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2102309122 is about 45850.9446140426. The cubic root of 2102309122 is about 1281.0483602824.

The spelling of 2102309122 in words is "two billion, one hundred two million, three hundred nine thousand, one hundred twenty-two".