340142044223331 has 128 divisors (see below), whose sum is σ = 591737339381760. Its totient is φ = 189061206921216.

The previous prime is 340142044223309. The next prime is 340142044223351. The reversal of 340142044223331 is 133322440241043.

340142044223331 is a `hidden beast` number, since 3 + 4 + 0 + 1 + 420 + 4 + 4 + 223 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 340142044223331 - 2³¹ = 340139896739683 is a prime.

It is a super-2 number, since 2×340142044223331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340142044223351) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2347078285 + ... + 2347223201.

It is an arithmetic number, because the mean of its divisors is an integer number (4622947963920).

Almost surely, 2^{340142044223331} is an apocalyptic number.

340142044223331 is a deficient number, since it is larger than the sum of its proper divisors (251595295158429).

340142044223331 is a wasteful number, since it uses less digits than its factorization.

340142044223331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146170 (or 146164 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 340142044223331 its reverse (133322440241043), we get a palindrome (473464484464374).

The spelling of 340142044223331 in words is "three hundred forty trillion, one hundred forty-two billion, forty-four million, two hundred twenty-three thousand, three hundred thirty-one".