346221431022231 has 12 divisors (see below), whose sum is σ = 501344748833760. Its totient is φ = 230238690619200.

The previous prime is 346221431022197. The next prime is 346221431022241. The reversal of 346221431022231 is 132220134122643.

346221431022231 is a `hidden beast` number, since 3 + 4 + 622 + 1 + 4 + 3 + 1 + 0 + 2 + 2 + 23 + 1 = 666.

It is not a de Polignac number, because 346221431022231 - 2³⁰ = 346220357280407 is a prime.

It is a super-2 number, since 2×346221431022231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346221431022241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47966390271 + ... + 47966397488.

It is an arithmetic number, because the mean of its divisors is an integer number (41778729069480).

Almost surely, 2^{346221431022231} is an apocalyptic number.

346221431022231 is a deficient number, since it is larger than the sum of its proper divisors (155123317811529).

346221431022231 is a wasteful number, since it uses less digits than its factorization.

346221431022231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95932788166 (or 95932788163 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 346221431022231 its reverse (132220134122643), we get a palindrome (478441565144874).

The spelling of 346221431022231 in words is "three hundred forty-six trillion, two hundred twenty-one billion, four hundred thirty-one million, twenty-two thousand, two hundred thirty-one".