1042003143402 has 16 divisors (see below), whose sum is σ = 2244314462880. Its totient is φ = 320616351792.

The previous prime is 1042003143373. The next prime is 1042003143407. The reversal of 1042003143402 is 2043413002401.

It is a super-2 number, since 2×1042003143402² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1042003143407) 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, 6679507252 + ... + 6679507407.

It is an arithmetic number, because the mean of its divisors is an integer number (140269653930).

Almost surely, 2^{1042003143402} is an apocalyptic number.

1042003143402 is an abundant number, since it is smaller than the sum of its proper divisors (1202311319478).

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

1042003143402 is a wasteful number, since it uses less digits than its factorization.

1042003143402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13359014677.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1042003143402 its reverse (2043413002401), we get a palindrome (3085416145803).

The spelling of 1042003143402 in words is "one trillion, forty-two billion, three million, one hundred forty-three thousand, four hundred two".