343214221499 has 4 divisors (see below), whose sum is σ = 345517672800. Its totient is φ = 340910770200.

The previous prime is 343214221489. The next prime is 343214221513. The reversal of 343214221499 is 994122412343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 994122412343 = 13177 ⋅75443759.

It is a cyclic number.

It is not a de Polignac number, because 343214221499 - 2⁸ = 343214221243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343214221489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151725427 + ... + 1151725724.

It is an arithmetic number, because the mean of its divisors is an integer number (86379418200).

Almost surely, 2^343214221499 is an apocalyptic number.

343214221499 is a deficient number, since it is larger than the sum of its proper divisors (2303451301).

343214221499 is a wasteful number, since it uses less digits than its factorization.

343214221499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303451300.

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

The spelling of 343214221499 in words is "three hundred forty-three billion, two hundred fourteen million, two hundred twenty-one thousand, four hundred ninety-nine".