340210231400223 has 20 divisors (see below), whose sum is σ = 508262112427608. Its totient is φ = 226785922271280.

The previous prime is 340210231400209. The next prime is 340210231400233. The reversal of 340210231400223 is 322004132012043.

340210231400223 is a `hidden beast` number, since 3 + 4 + 0 + 2 + 1 + 0 + 2 + 31 + 400 + 223 = 666.

It is not a de Polignac number, because 340210231400223 - 2²⁰ = 340210230351647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340210231400233) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 192621613 + ... + 194379798.

Almost surely, 2^{340210231400223} is an apocalyptic number.

340210231400223 is a deficient number, since it is larger than the sum of its proper divisors (168051881027385).

340210231400223 is a wasteful number, since it uses less digits than its factorization.

340210231400223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387012276 (or 387012267 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 340210231400223 its reverse (322004132012043), we get a palindrome (662214363412266).

The spelling of 340210231400223 in words is "three hundred forty trillion, two hundred ten billion, two hundred thirty-one million, four hundred thousand, two hundred twenty-three".