2121202331203 has 8 divisors (see below), whose sum is σ = 2133295603200. Its totient is φ = 2109123399240.

The previous prime is 2121202331191. The next prime is 2121202331263. The reversal of 2121202331203 is 3021332021212.

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 2121202331203 - 2³⁷ = 1983763377731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2121202331263) 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, 3288253 + ... + 3880078.

It is an arithmetic number, because the mean of its divisors is an integer number (266661950400).

Almost surely, 2^{2121202331203} is an apocalyptic number.

2121202331203 is a deficient number, since it is larger than the sum of its proper divisors (12093271997).

2121202331203 is a wasteful number, since it uses less digits than its factorization.

2121202331203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170017.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2121202331203 its reverse (3021332021212), we get a palindrome (5142534352415).

The spelling of 2121202331203 in words is "two trillion, one hundred twenty-one billion, two hundred two million, three hundred thirty-one thousand, two hundred three".