2120813246 has 8 divisors (see below), whose sum is σ = 3183201840. Its totient is φ = 1059745968.

The previous prime is 2120813237. The next prime is 2120813263. The reversal of 2120813246 is 6423180212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326306 + ... + 332741.

It is an arithmetic number, because the mean of its divisors is an integer number (397900230).

Almost surely, 2^2120813246 is an apocalyptic number.

2120813246 is a deficient number, since it is larger than the sum of its proper divisors (1062388594).

2120813246 is a wasteful number, since it uses less digits than its factorization.

2120813246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660658.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2120813246 is about 46052.2881733362. The cubic root of 2120813246 is about 1284.7959011084.

Adding to 2120813246 its reverse (6423180212), we get a palindrome (8543993458).

The spelling of 2120813246 in words is "two billion, one hundred twenty million, eight hundred thirteen thousand, two hundred forty-six".