2120100112001 has 8 divisors (see below), whose sum is σ = 2154880977600. Its totient is φ = 2085320057040.

The previous prime is 2120100111991. The next prime is 2120100112003. The reversal of 2120100112001 is 1002110010212.

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 2120100112001 - 2²² = 2120095917697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120100112003) 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, 7376570 + ... + 7658588.

It is an arithmetic number, because the mean of its divisors is an integer number (269360122200).

Almost surely, 2^{2120100112001} is an apocalyptic number.

It is an amenable number.

2120100112001 is a deficient number, since it is larger than the sum of its proper divisors (34780865599).

2120100112001 is a wasteful number, since it uses less digits than its factorization.

2120100112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405319.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2120100112001 its reverse (1002110010212), we get a palindrome (3122210122213).

The spelling of 2120100112001 in words is "two trillion, one hundred twenty billion, one hundred million, one hundred twelve thousand, one".