331400242242244 has 24 divisors (see below), whose sum is σ = 662823320040000. Its totient is φ = 142023781913376.

The previous prime is 331400242242227. The next prime is 331400242242271. The reversal of 331400242242244 is 442242242004133.

It is a super-2 number, since 2×331400242242244² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203061619 + ... + 204687130.

It is an arithmetic number, because the mean of its divisors is an integer number (27617638335000).

Almost surely, 2^{331400242242244} is an apocalyptic number.

It is an amenable number.

331400242242244 is an abundant number, since it is smaller than the sum of its proper divisors (331423077797756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331400242242244 is a wasteful number, since it uses less digits than its factorization.

331400242242244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407777787 (or 407777785 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 331400242242244 its reverse (442242242004133), we get a palindrome (773642484246377).

The spelling of 331400242242244 in words is "three hundred thirty-one trillion, four hundred billion, two hundred forty-two million, two hundred forty-two thousand, two hundred forty-four".