2101315197 has 8 divisors (see below), whose sum is σ = 2803096800. Its totient is φ = 1400205200.

The previous prime is 2101315169. The next prime is 2101315199. The reversal of 2101315197 is 7915131012.

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

It is a cyclic number.

It is not a de Polignac number, because 2101315197 - 2⁶ = 2101315133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101315199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160554 + ... + 173147.

It is an arithmetic number, because the mean of its divisors is an integer number (350387100).

Almost surely, 2^2101315197 is an apocalyptic number.

It is an amenable number.

2101315197 is a deficient number, since it is larger than the sum of its proper divisors (701781603).

2101315197 is a wasteful number, since it uses less digits than its factorization.

2101315197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335803.

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 2101315197 is about 45840.1046791999. The cubic root of 2101315197 is about 1280.8464447334.

The spelling of 2101315197 in words is "two billion, one hundred one million, three hundred fifteen thousand, one hundred ninety-seven".