1012291248612 has 96 divisors (see below), whose sum is σ = 2859187500288. Its totient is φ = 272121974784.

The previous prime is 1012291248607. The next prime is 1012291248671. The reversal of 1012291248612 is 2168421922101.

It is a super-3 number, since 3×1012291248612³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4220128 + ... + 4453544.

It is an arithmetic number, because the mean of its divisors is an integer number (29783203128).

Almost surely, 2^{1012291248612} is an apocalyptic number.

1012291248612 is a gapful number since it is divisible by the number (12) 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 1012291248612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1429593750144).

1012291248612 is an abundant number, since it is smaller than the sum of its proper divisors (1846896251676).

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

1012291248612 is a wasteful number, since it uses less digits than its factorization.

1012291248612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236485 (or 236483 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 39.

The spelling of 1012291248612 in words is "one trillion, twelve billion, two hundred ninety-one million, two hundred forty-eight thousand, six hundred twelve".