1012313021442 has 16 divisors (see below), whose sum is σ = 2037047063520. Its totient is φ = 335367503712.

The previous prime is 1012313021437. The next prime is 1012313021449. The reversal of 1012313021442 is 2441203132101.

1012313021442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1012313021449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517541467 + ... + 517543422.

It is an arithmetic number, because the mean of its divisors is an integer number (127315441470).

Almost surely, 2^{1012313021442} is an apocalyptic number.

1012313021442 is an abundant number, since it is smaller than the sum of its proper divisors (1024734042078).

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

1012313021442 is a wasteful number, since it uses less digits than its factorization.

1012313021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035085057.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1012313021442 its reverse (2441203132101), we get a palindrome (3453516153543).

The spelling of 1012313021442 in words is "one trillion, twelve billion, three hundred thirteen million, twenty-one thousand, four hundred forty-two".