1023113331142 has 64 divisors (see below), whose sum is σ = 1894370582016. Its totient is φ = 404460080640.

The previous prime is 1023113331139. The next prime is 1023113331173. The reversal of 1023113331142 is 2411333113201.

1023113331142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2978517 + ... + 3304207.

It is an arithmetic number, because the mean of its divisors is an integer number (29599540344).

Almost surely, 2^{1023113331142} is an apocalyptic number.

1023113331142 is a deficient number, since it is larger than the sum of its proper divisors (871257250874).

1023113331142 is a wasteful number, since it uses less digits than its factorization.

1023113331142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325981.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1023113331142 its reverse (2411333113201), we get a palindrome (3434446444343).

The spelling of 1023113331142 in words is "one trillion, twenty-three billion, one hundred thirteen million, three hundred thirty-one thousand, one hundred forty-two".