1012031078652 has 108 divisors (see below), whose sum is σ = 2813803425888. Its totient is φ = 306467884800.

The previous prime is 1012031078603. The next prime is 1012031078693. The reversal of 1012031078652 is 2568701302101.

It is a super-2 number, since 2×1012031078652² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 6399252 + ... + 6555492.

Almost surely, 2^{1012031078652} is an apocalyptic number.

1012031078652 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 1012031078652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406901712944).

1012031078652 is an abundant number, since it is smaller than the sum of its proper divisors (1801772347236).

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

1012031078652 is a wasteful number, since it uses less digits than its factorization.

1012031078652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157760 (or 157744 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 1012031078652 in words is "one trillion, twelve billion, thirty-one million, seventy-eight thousand, six hundred fifty-two".