121922349 has 8 divisors (see below), whose sum is σ = 167807232. Its totient is φ = 78659520.

The previous prime is 121922323. The next prime is 121922357. The reversal of 121922349 is 943229121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121922349 - 2⁹ = 121921837 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121922309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655404 + ... + 655589.

It is an arithmetic number, because the mean of its divisors is an integer number (20975904).

Almost surely, 2^121922349 is an apocalyptic number.

It is an amenable number.

121922349 is a deficient number, since it is larger than the sum of its proper divisors (45884883).

121922349 is a wasteful number, since it uses less digits than its factorization.

121922349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311027.

The product of its digits is 7776, while the sum is 33.

The square root of 121922349 is about 11041.8453620760. The cubic root of 121922349 is about 495.8623189765.

It can be divided in two parts, 12192 and 2349, that added together give a palindrome (14541).

The spelling of 121922349 in words is "one hundred twenty-one million, nine hundred twenty-two thousand, three hundred forty-nine".