1012031212032 has 60 divisors (see below), whose sum is σ = 2920790614170. Its totient is φ = 337343735808.

The previous prime is 1012031212019. The next prime is 1012031212109. The reversal of 1012031212032 is 2302121302101.

It can be written as a sum of positive squares in only one way, i.e., 555466127616 + 456565084416 = 745296^2 + 675696^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1012031211996 and 1012031212014.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109807807 + ... + 109817022.

Almost surely, 2^{1012031212032} is an apocalyptic number.

1012031212032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012031212032 is an abundant number, since it is smaller than the sum of its proper divisors (1908759402138).

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

1012031212032 is an equidigital number, since it uses as much as digits as its factorization.

1012031212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219624853 (or 219624834 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1012031212032 its reverse (2302121302101), we get a palindrome (3314152514133).

The spelling of 1012031212032 in words is "one trillion, twelve billion, thirty-one million, two hundred twelve thousand, thirty-two".