311140432241223 has 16 divisors (see below), whose sum is σ = 446768215111680. Its totient is φ = 191469978260064.

The previous prime is 311140432241099. The next prime is 311140432241383. The reversal of 311140432241223 is 322142234041113.

It is not a de Polignac number, because 311140432241223 - 2¹² = 311140432237127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311140432241423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14834943 + ... + 29023376.

It is an arithmetic number, because the mean of its divisors is an integer number (27923013444480).

Almost surely, 2^{311140432241223} is an apocalyptic number.

311140432241223 is a deficient number, since it is larger than the sum of its proper divisors (135627782870457).

311140432241223 is a wasteful number, since it uses less digits than its factorization.

311140432241223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44040238.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 311140432241223 its reverse (322142234041113), we get a palindrome (633282666282336).

The spelling of 311140432241223 in words is "three hundred eleven trillion, one hundred forty billion, four hundred thirty-two million, two hundred forty-one thousand, two hundred twenty-three".