2111300032121 has 32 divisors (see below), whose sum is σ = 2475207398400. Its totient is φ = 1763181411264.

The previous prime is 2111300032109. The next prime is 2111300032123. The reversal of 2111300032121 is 1212300031112.

It is not a de Polignac number, because 2111300032121 - 2³⁸ = 1836422125177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111300032121.

It is not an unprimeable number, because it can be changed into a prime (2111300032123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287913971 + ... + 287921303.

It is an arithmetic number, because the mean of its divisors is an integer number (77350231200).

Almost surely, 2^{2111300032121} is an apocalyptic number.

It is an amenable number.

2111300032121 is a deficient number, since it is larger than the sum of its proper divisors (363907366279).

2111300032121 is a wasteful number, since it uses less digits than its factorization.

2111300032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9645.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2111300032121 its reverse (1212300031112), we get a palindrome (3323600063233).

The spelling of 2111300032121 in words is "two trillion, one hundred eleven billion, three hundred million, thirty-two thousand, one hundred twenty-one".