2115321152 has 56 divisors (see below), whose sum is σ = 5079455424. Its totient is φ = 853235712.

The previous prime is 2115321149. The next prime is 2115321181. The reversal of 2115321152 is 2511235112.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131258 + ... + 146489.

Almost surely, 2^2115321152 is an apocalyptic number.

It is an amenable number.

2115321152 is an abundant number, since it is smaller than the sum of its proper divisors (2964134272).

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

2115321152 is a wasteful number, since it uses less digits than its factorization.

2115321152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277783 (or 277773 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 2115321152 is about 45992.6206254873. The cubic root of 2115321152 is about 1283.6858993013.

Adding to 2115321152 its reverse (2511235112), we get a palindrome (4626556264).

The spelling of 2115321152 in words is "two billion, one hundred fifteen million, three hundred twenty-one thousand, one hundred fifty-two".