1252241031320 has 16 divisors (see below), whose sum is σ = 2817542320560. Its totient is φ = 500896412512.

The previous prime is 1252241031299. The next prime is 1252241031341. The reversal of 1252241031320 is 231301422521.

It is an interprime number because it is at equal distance from previous prime (1252241031299) and next prime (1252241031341).

It is a self number, because there is not a number n which added to its sum of digits gives 1252241031320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15653012852 + ... + 15653012931.

It is an arithmetic number, because the mean of its divisors is an integer number (176096395035).

Almost surely, 2^{1252241031320} is an apocalyptic number.

1252241031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1252241031320 is an abundant number, since it is smaller than the sum of its proper divisors (1565301289240).

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

1252241031320 is a wasteful number, since it uses less digits than its factorization.

1252241031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31306025794 (or 31306025790 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1252241031320 its reverse (231301422521), we get a palindrome (1483542453841).

The spelling of 1252241031320 in words is "one trillion, two hundred fifty-two billion, two hundred forty-one million, thirty-one thousand, three hundred twenty".