2121343334 has 32 divisors (see below), whose sum is σ = 3681472032. Its totient is φ = 906048000.

The previous prime is 2121343327. The next prime is 2121343339. The reversal of 2121343334 is 4333431212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121343339) 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, 242924 + ... + 251504.

It is an arithmetic number, because the mean of its divisors is an integer number (115046001).

Almost surely, 2^2121343334 is an apocalyptic number.

2121343334 is a deficient number, since it is larger than the sum of its proper divisors (1560128698).

2121343334 is a wasteful number, since it uses less digits than its factorization.

2121343334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9272.

The product of its digits is 5184, while the sum is 26.

The square root of 2121343334 is about 46058.0430978130. The cubic root of 2121343334 is about 1284.9029352311.

Adding to 2121343334 its reverse (4333431212), we get a palindrome (6454774546).

The spelling of 2121343334 in words is "two billion, one hundred twenty-one million, three hundred forty-three thousand, three hundred thirty-four".