1252013466120 has 128 divisors (see below), whose sum is σ = 3826692218880. Its totient is φ = 327616128000.

The previous prime is 1252013466103. The next prime is 1252013466149. The reversal of 1252013466120 is 216643102521.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2878585 + ... + 3284855.

It is an arithmetic number, because the mean of its divisors is an integer number (29896032960).

Almost surely, 2^{1252013466120} is an apocalyptic number.

1252013466120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252013466120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1913346109440).

1252013466120 is an abundant number, since it is smaller than the sum of its proper divisors (2574678752760).

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

1252013466120 is a wasteful number, since it uses less digits than its factorization.

1252013466120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406767 (or 406763 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 1252013466120 its reverse (216643102521), we get a palindrome (1468656568641).

The spelling of 1252013466120 in words is "one trillion, two hundred fifty-two billion, thirteen million, four hundred sixty-six thousand, one hundred twenty".