1002031501142 has 16 divisors (see below), whose sum is σ = 1717789172640. Its totient is φ = 429436850688.

The previous prime is 1002031501127. The next prime is 1002031501157. The reversal of 1002031501142 is 2411051302001.

It is an interprime number because it is at equal distance from previous prime (1002031501127) and next prime (1002031501157).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898448 + ... + 1676684.

It is an arithmetic number, because the mean of its divisors is an integer number (107361823290).

Almost surely, 2^{1002031501142} is an apocalyptic number.

1002031501142 is a deficient number, since it is larger than the sum of its proper divisors (715757671498).

1002031501142 is an equidigital number, since it uses as much as digits as its factorization.

1002031501142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870215.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1002031501142 its reverse (2411051302001), we get a palindrome (3413082803143).

The spelling of 1002031501142 in words is "one trillion, two billion, thirty-one million, five hundred one thousand, one hundred forty-two".