1002550142001 has 4 divisors (see below), whose sum is σ = 1336733522672. Its totient is φ = 668366761332.

The previous prime is 1002550141973. The next prime is 1002550142023. The reversal of 1002550142001 is 1002410552001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1002550142001 - 2²³ = 1002541753393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002550142081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167091690331 + ... + 167091690336.

It is an arithmetic number, because the mean of its divisors is an integer number (334183380668).

Almost surely, 2^{1002550142001} is an apocalyptic number.

It is an amenable number.

1002550142001 is a deficient number, since it is larger than the sum of its proper divisors (334183380671).

1002550142001 is an equidigital number, since it uses as much as digits as its factorization.

1002550142001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334183380670.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 1002550142001 its reverse (1002410552001), we get a palindrome (2004960694002).

The spelling of 1002550142001 in words is "one trillion, two billion, five hundred fifty million, one hundred forty-two thousand, one".