2302120040 has 128 divisors (see below), whose sum is σ = 5786726400. Its totient is φ = 817240320.

The previous prime is 2302120001. The next prime is 2302120099. The reversal of 2302120040 is 400212032.

It is a junction number, because it is equal to n+sod(n) for n = 2302119997 and 2302120024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3579959 + ... + 3580601.

It is an arithmetic number, because the mean of its divisors is an integer number (45208800).

Almost surely, 2^2302120040 is an apocalyptic number.

2302120040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2302120040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2893363200).

2302120040 is an abundant number, since it is smaller than the sum of its proper divisors (3484606360).

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

2302120040 is a wasteful number, since it uses less digits than its factorization.

2302120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2302120040 is about 47980.4130870087. The cubic root of 2302120040 is about 1320.4115719965.

Adding to 2302120040 its reverse (400212032), we get a palindrome (2702332072).

The spelling of 2302120040 in words is "two billion, three hundred two million, one hundred twenty thousand, forty".