2120601516 has 48 divisors (see below), whose sum is σ = 5401337088. Its totient is φ = 642196800.

The previous prime is 2120601463. The next prime is 2120601529. The reversal of 2120601516 is 6151060212.

It is a super-2 number, since 2×2120601516² = 8993901579322996512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251001 + ... + 259311.

It is an arithmetic number, because the mean of its divisors is an integer number (112527856).

Almost surely, 2^2120601516 is an apocalyptic number.

It is an amenable number.

2120601516 is an abundant number, since it is smaller than the sum of its proper divisors (3280735572).

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

2120601516 is a wasteful number, since it uses less digits than its factorization.

2120601516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10262 (or 10260 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2120601516 is about 46049.9893159597. The cubic root of 2120601516 is about 1284.7531441000.

Adding to 2120601516 its reverse (6151060212), we get a palindrome (8271661728).

The spelling of 2120601516 in words is "two billion, one hundred twenty million, six hundred one thousand, five hundred sixteen".