321145131110 has 16 divisors (see below), whose sum is σ = 590360412096. Its totient is φ = 125724902208.

The previous prime is 321145131107. The next prime is 321145131113. The reversal of 321145131110 is 11131541123.

It is an interprime number because it is at equal distance from previous prime (321145131107) and next prime (321145131113).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321145131113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341643287 + ... + 341644226.

It is an arithmetic number, because the mean of its divisors is an integer number (36897525756).

Almost surely, 2^321145131110 is an apocalyptic number.

321145131110 is a deficient number, since it is larger than the sum of its proper divisors (269215280986).

321145131110 is a wasteful number, since it uses less digits than its factorization.

321145131110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683287567.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 321145131110 its reverse (11131541123), we get a palindrome (332276672233).

The spelling of 321145131110 in words is "three hundred twenty-one billion, one hundred forty-five million, one hundred thirty-one thousand, one hundred ten".