2101120000197 has 4 divisors (see below), whose sum is σ = 2801493333600. Its totient is φ = 1400746666796.

The previous prime is 2101120000141. The next prime is 2101120000271. The reversal of 2101120000197 is 7910000211012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2101120000197 - 2⁸ = 2101119999941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101120000117) 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, 350186666697 + ... + 350186666702.

It is an arithmetic number, because the mean of its divisors is an integer number (700373333400).

Almost surely, 2^{2101120000197} is an apocalyptic number.

It is an amenable number.

2101120000197 is a deficient number, since it is larger than the sum of its proper divisors (700373333403).

2101120000197 is an equidigital number, since it uses as much as digits as its factorization.

2101120000197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700373333402.

The product of its (nonzero) digits is 252, while the sum is 24.

The spelling of 2101120000197 in words is "two trillion, one hundred one billion, one hundred twenty million, one hundred ninety-seven", and thus it is an aban number.