921300838334 has 4 divisors (see below), whose sum is σ = 1381951257504. Its totient is φ = 460650419166.

The previous prime is 921300838331. The next prime is 921300838433. The reversal of 921300838334 is 433838003129.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921300838331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230325209582 + ... + 230325209585.

It is an arithmetic number, because the mean of its divisors is an integer number (345487814376).

Almost surely, 2^921300838334 is an apocalyptic number.

921300838334 is a deficient number, since it is larger than the sum of its proper divisors (460650419170).

921300838334 is a wasteful number, since it uses less digits than its factorization.

921300838334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460650419169.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 921300838334 in words is "nine hundred twenty-one billion, three hundred million, eight hundred thirty-eight thousand, three hundred thirty-four".