210001012197 has 32 divisors (see below), whose sum is σ = 288202199040. Its totient is φ = 135961250880.

The previous prime is 210001012171. The next prime is 210001012213. The reversal of 210001012197 is 791210100012.

It is not a de Polignac number, because 210001012197 - 2²² = 209996817893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001022197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6329622 + ... + 6362712.

It is an arithmetic number, because the mean of its divisors is an integer number (9006318720).

Almost surely, 2^210001012197 is an apocalyptic number.

It is an amenable number.

210001012197 is a deficient number, since it is larger than the sum of its proper divisors (78201186843).

210001012197 is a wasteful number, since it uses less digits than its factorization.

210001012197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33553.

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

The spelling of 210001012197 in words is "two hundred ten billion, one million, twelve thousand, one hundred ninety-seven".