1021234312244 has 24 divisors (see below), whose sum is σ = 1791434696520. Its totient is φ = 509397202944.

The previous prime is 1021234312229. The next prime is 1021234312249. The reversal of 1021234312244 is 4422134321201.

It can be written as a sum of positive squares in 4 ways, for example, as 3698099344 + 1017536212900 = 60812^2 + 1008730^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021234312249) 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, 2814392 + ... + 3156464.

It is an arithmetic number, because the mean of its divisors is an integer number (74643112355).

Almost surely, 2^{1021234312244} is an apocalyptic number.

It is an amenable number.

1021234312244 is a deficient number, since it is larger than the sum of its proper divisors (770200384276).

1021234312244 is a wasteful number, since it uses less digits than its factorization.

1021234312244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343859 (or 343857 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1021234312244 its reverse (4422134321201), we get a palindrome (5443368633445).

The spelling of 1021234312244 in words is "one trillion, twenty-one billion, two hundred thirty-four million, three hundred twelve thousand, two hundred forty-four".