2121143300334 has 24 divisors (see below), whose sum is σ = 4638761988120. Its totient is φ = 700439843088.

The previous prime is 2121143300173. The next prime is 2121143300407. The reversal of 2121143300334 is 4330033411212.

It is a happy number.

2121143300334 is a `hidden beast` number, since 2 + 1 + 21 + 1 + 4 + 3 + 300 + 334 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2121143300298 and 2121143300307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 550658329 + ... + 550662180.

It is an arithmetic number, because the mean of its divisors is an integer number (193281749505).

Almost surely, 2^{2121143300334} is an apocalyptic number.

2121143300334 is an abundant number, since it is smaller than the sum of its proper divisors (2517618687786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121143300334 is a wasteful number, since it uses less digits than its factorization.

2121143300334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101320624 (or 1101320621 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2121143300334 its reverse (4330033411212), we get a palindrome (6451176711546).

The spelling of 2121143300334 in words is "two trillion, one hundred twenty-one billion, one hundred forty-three million, three hundred thousand, three hundred thirty-four".