3115261603220 has 96 divisors (see below), whose sum is σ = 7185798412800. Its totient is φ = 1127518838784.

The previous prime is 3115261603183. The next prime is 3115261603241. The reversal of 3115261603220 is 223061625113.

It is a happy number.

3115261603220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2309492 + ... + 3400628.

It is an arithmetic number, because the mean of its divisors is an integer number (74852066800).

Almost surely, 2^{3115261603220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3115261603220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3592899206400).

3115261603220 is an abundant number, since it is smaller than the sum of its proper divisors (4070536809580).

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

3115261603220 is a wasteful number, since it uses less digits than its factorization.

3115261603220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091377 (or 1091375 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 3115261603220 in words is "three trillion, one hundred fifteen billion, two hundred sixty-one million, six hundred three thousand, two hundred twenty".