1020311240344 has 64 divisors (see below), whose sum is σ = 2099158871040. Its totient is φ = 461081496960.

The previous prime is 1020311240317. The next prime is 1020311240447. The reversal of 1020311240344 is 4430421130201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14821027 + ... + 14889709.

It is an arithmetic number, because the mean of its divisors is an integer number (32799357360).

Almost surely, 2^{1020311240344} is an apocalyptic number.

It is an amenable number.

1020311240344 is an abundant number, since it is smaller than the sum of its proper divisors (1078847630696).

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

1020311240344 is a wasteful number, since it uses less digits than its factorization.

1020311240344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69680 (or 69676 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1020311240344 its reverse (4430421130201), we get a palindrome (5450732370545).

The spelling of 1020311240344 in words is "one trillion, twenty billion, three hundred eleven million, two hundred forty thousand, three hundred forty-four".