1031423322142 has 16 divisors (see below), whose sum is σ = 1638169196832. Its totient is φ = 485367896320.

The previous prime is 1031423322109. The next prime is 1031423322143. The reversal of 1031423322142 is 2412233241301.

1031423322142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1031423322142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031423322143) 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, 2290167 + ... + 2703277.

It is an arithmetic number, because the mean of its divisors is an integer number (102385574802).

Almost surely, 2^{1031423322142} is an apocalyptic number.

1031423322142 is a deficient number, since it is larger than the sum of its proper divisors (606745874690).

1031423322142 is a wasteful number, since it uses less digits than its factorization.

1031423322142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486563.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1031423322142 its reverse (2412233241301), we get a palindrome (3443656563443).

The spelling of 1031423322142 in words is "one trillion, thirty-one billion, four hundred twenty-three million, three hundred twenty-two thousand, one hundred forty-two".