1040202123142 has 48 divisors (see below), whose sum is σ = 1986709373712. Its totient is φ = 404762460480.

The previous prime is 1040202123137. The next prime is 1040202123229. The reversal of 1040202123142 is 2413212020401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6614788 + ... + 6770215.

It is an arithmetic number, because the mean of its divisors is an integer number (41389778619).

Almost surely, 2^{1040202123142} is an apocalyptic number.

1040202123142 is a deficient number, since it is larger than the sum of its proper divisors (946507250570).

1040202123142 is a wasteful number, since it uses less digits than its factorization.

1040202123142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13385093 (or 13385086 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1040202123142 its reverse (2413212020401), we get a palindrome (3453414143543).

The spelling of 1040202123142 in words is "one trillion, forty billion, two hundred two million, one hundred twenty-three thousand, one hundred forty-two".