2100011020097 has 4 divisors (see below), whose sum is σ = 2100031370160. Its totient is φ = 2099990670036.

The previous prime is 2100011020073. The next prime is 2100011020111. The reversal of 2100011020097 is 7900201100012.

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 2100011020097 - 2⁶ = 2100011020033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100011020297) 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, 10019447 + ... + 10226892.

It is an arithmetic number, because the mean of its divisors is an integer number (525007842540).

Almost surely, 2^{2100011020097} is an apocalyptic number.

It is an amenable number.

2100011020097 is a deficient number, since it is larger than the sum of its proper divisors (20350063).

2100011020097 is a wasteful number, since it uses less digits than its factorization.

2100011020097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20350062.

The product of its (nonzero) digits is 252, while the sum is 23.

The spelling of 2100011020097 in words is "two trillion, one hundred billion, eleven million, twenty thousand, ninety-seven".