2100122012201 has 8 divisors (see below), whose sum is σ = 2229717623040. Its totient is φ = 1971199626048.

The previous prime is 2100122012159. The next prime is 2100122012203. The reversal of 2100122012201 is 1022102210012.

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 2100122012201 - 2¹⁰ = 2100122011177 is a prime.

It is a super-2 number, since 2×2100122012201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100122012203) 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, 168299741 + ... + 168312218.

It is an arithmetic number, because the mean of its divisors is an integer number (278714702880).

Almost surely, 2^{2100122012201} is an apocalyptic number.

It is an amenable number.

2100122012201 is a deficient number, since it is larger than the sum of its proper divisors (129595610839).

2100122012201 is a wasteful number, since it uses less digits than its factorization.

2100122012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336612343.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100122012201 its reverse (1022102210012), we get a palindrome (3122224222213).

The spelling of 2100122012201 in words is "two trillion, one hundred billion, one hundred twenty-two million, twelve thousand, two hundred one".