2121333119 has 4 divisors (see below), whose sum is σ = 2125915296. Its totient is φ = 2116750944.

The previous prime is 2121333113. The next prime is 2121333121. The reversal of 2121333119 is 9113331212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2121333119 is a prime.

It is a super-2 number, since 2×2121333119² = 9000108403532536322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121333113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2290394 + ... + 2291319.

It is an arithmetic number, because the mean of its divisors is an integer number (531478824).

Almost surely, 2^2121333119 is an apocalyptic number.

2121333119 is a deficient number, since it is larger than the sum of its proper divisors (4582177).

2121333119 is an equidigital number, since it uses as much as digits as its factorization.

2121333119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4582176.

The product of its digits is 972, while the sum is 26.

The square root of 2121333119 is about 46057.9322049959. The cubic root of 2121333119 is about 1284.9008728108.

It can be divided in two parts, 212 and 1333119, that added together give a palindrome (1333331).

The spelling of 2121333119 in words is "two billion, one hundred twenty-one million, three hundred thirty-three thousand, one hundred nineteen".