1031244223232 has 144 divisors (see below), whose sum is σ = 2218822502400. Its totient is φ = 476563783680.

The previous prime is 1031244223213. The next prime is 1031244223259. The reversal of 1031244223232 is 2323224421301.

It is a junction number, because it is equal to n+sod(n) for n = 1031244223195 and 1031244223204.

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, 369487757 + ... + 369490547.

It is an arithmetic number, because the mean of its divisors is an integer number (15408489600).

Almost surely, 2^{1031244223232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1031244223232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1109411251200).

1031244223232 is an abundant number, since it is smaller than the sum of its proper divisors (1187578279168).

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

1031244223232 is a wasteful number, since it uses less digits than its factorization.

1031244223232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322 (or 4308 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 1031244223232 its reverse (2323224421301), we get a palindrome (3354468644533).

The spelling of 1031244223232 in words is "one trillion, thirty-one billion, two hundred forty-four million, two hundred twenty-three thousand, two hundred thirty-two".