2121200111003 has 8 divisors (see below), whose sum is σ = 2122723766400. Its totient is φ = 2119676993280.

The previous prime is 2121200110999. The next prime is 2121200111027. The reversal of 2121200111003 is 3001110021212.

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 2121200111003 - 2² = 2121200110999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2121200111083) 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, 7931501 + ... + 8194577.

It is an arithmetic number, because the mean of its divisors is an integer number (265340470800).

Almost surely, 2^{2121200111003} is an apocalyptic number.

2121200111003 is a deficient number, since it is larger than the sum of its proper divisors (1523655397).

2121200111003 is a wasteful number, since it uses less digits than its factorization.

2121200111003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268837.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2121200111003 its reverse (3001110021212), we get a palindrome (5122310132215).

The spelling of 2121200111003 in words is "two trillion, one hundred twenty-one billion, two hundred million, one hundred eleven thousand, three".