340100231 has 4 divisors (see below), whose sum is σ = 341455464. Its totient is φ = 338745000.

The previous prime is 340100227. The next prime is 340100273. The reversal of 340100231 is 132001043.

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

It is a cyclic number.

It is not a de Polignac number, because 340100231 - 2² = 340100227 is a prime.

It is a super-2 number, since 2×340100231² = 231336334252506722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340100731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 677240 + ... + 677741.

It is an arithmetic number, because the mean of its divisors is an integer number (85363866).

Almost surely, 2^340100231 is an apocalyptic number.

340100231 is a deficient number, since it is larger than the sum of its proper divisors (1355233).

340100231 is a wasteful number, since it uses less digits than its factorization.

340100231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355232.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 340100231 is about 18441.8066088982. The cubic root of 340100231 is about 698.0217828031.

Adding to 340100231 its reverse (132001043), we get a palindrome (472101274).

The spelling of 340100231 in words is "three hundred forty million, one hundred thousand, two hundred thirty-one".