2120998270 has 8 divisors (see below), whose sum is σ = 3817796904. Its totient is φ = 848399304.

The previous prime is 2120998237. The next prime is 2120998277. The reversal of 2120998270 is 728990212.

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

It is a super-2 number, since 2×2120998270² = 8997267322685985800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120998277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106049904 + ... + 106049923.

It is an arithmetic number, because the mean of its divisors is an integer number (477224613).

Almost surely, 2^2120998270 is an apocalyptic number.

2120998270 is a deficient number, since it is larger than the sum of its proper divisors (1696798634).

2120998270 is a wasteful number, since it uses less digits than its factorization.

2120998270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212099834.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 2120998270 is about 46054.2969765037. The cubic root of 2120998270 is about 1284.8332627455.

The spelling of 2120998270 in words is "two billion, one hundred twenty million, nine hundred ninety-eight thousand, two hundred seventy".