344121099 has 16 divisors (see below), whose sum is σ = 533264640. Its totient is φ = 193307040.

The previous prime is 344121097. The next prime is 344121137. The reversal of 344121099 is 990121443.

It is not a de Polignac number, because 344121099 - 2¹ = 344121097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (344121091) 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, 137632 + ... + 140109.

It is an arithmetic number, because the mean of its divisors is an integer number (33329040).

Almost surely, 2^344121099 is an apocalyptic number.

344121099 is a deficient number, since it is larger than the sum of its proper divisors (189143541).

344121099 is a wasteful number, since it uses less digits than its factorization.

344121099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277810.

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

The square root of 344121099 is about 18550.5013139807. The cubic root of 344121099 is about 700.7618229741.

It can be divided in two parts, 34412 and 1099, that added together give a triangular number (35511 = T₂₆₆).

The spelling of 344121099 in words is "three hundred forty-four million, one hundred twenty-one thousand, ninety-nine".