2100230201121 has 16 divisors (see below), whose sum is σ = 3016012581120. Its totient is φ = 1292321888640.

The previous prime is 2100230201099. The next prime is 2100230201123. The reversal of 2100230201121 is 1211020320012.

It is not a de Polignac number, because 2100230201121 - 2¹⁹ = 2100229676833 is a prime.

It is a super-2 number, since 2×2100230201121² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2100230201121.

It is not an unprimeable number, because it can be changed into a prime (2100230201123) 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, 2254260 + ... + 3046661.

It is an arithmetic number, because the mean of its divisors is an integer number (188500786320).

Almost surely, 2^{2100230201121} is an apocalyptic number.

It is an amenable number.

2100230201121 is a deficient number, since it is larger than the sum of its proper divisors (915782379999).

2100230201121 is a wasteful number, since it uses less digits than its factorization.

2100230201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5311096.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2100230201121 its reverse (1211020320012), we get a palindrome (3311250521133).

The spelling of 2100230201121 in words is "two trillion, one hundred billion, two hundred thirty million, two hundred one thousand, one hundred twenty-one".