210000120100001 has 16 divisors (see below), whose sum is σ = 264410592271488. Its totient is φ = 162016294272000.

The previous prime is 210000120099937. The next prime is 210000120100037. The reversal of 210000120100001 is 100001021000012.

It is not a de Polignac number, because 210000120100001 - 2⁶ = 210000120099937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210000120100081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13501350080 + ... + 13501365633.

It is an arithmetic number, because the mean of its divisors is an integer number (16525662016968).

Almost surely, 2^{210000120100001} is an apocalyptic number.

It is an amenable number.

210000120100001 is a deficient number, since it is larger than the sum of its proper divisors (54410472171487).

210000120100001 is a wasteful number, since it uses less digits than its factorization.

210000120100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27002715832.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 210000120100001 its reverse (100001021000012), we get a palindrome (310001141100013).

The spelling of 210000120100001 in words is "two hundred ten trillion, one hundred twenty million, one hundred thousand, one".