2120195474 has 8 divisors (see below), whose sum is σ = 3247959168. Its totient is φ = 1037542420.

The previous prime is 2120195459. The next prime is 2120195479. The reversal of 2120195474 is 4745910212.

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

It is not an unprimeable number, because it can be changed into a prime (2120195479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11277542 + ... + 11277729.

It is an arithmetic number, because the mean of its divisors is an integer number (405994896).

Almost surely, 2^2120195474 is an apocalyptic number.

2120195474 is a deficient number, since it is larger than the sum of its proper divisors (1127763694).

2120195474 is a wasteful number, since it uses less digits than its factorization.

2120195474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22555320.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2120195474 is about 46045.5803959511. The cubic root of 2120195474 is about 1284.6711395318.

The spelling of 2120195474 in words is "two billion, one hundred twenty million, one hundred ninety-five thousand, four hundred seventy-four".