1001002321002 has 32 divisors (see below), whose sum is σ = 2006555839488. Its totient is φ = 332909072496.

The previous prime is 1001002321001. The next prime is 1001002321003. The reversal of 1001002321002 is 2001232001001.

It is an interprime number because it is at equal distance from previous prime (1001002321001) and next prime (1001002321003).

It is not an unprimeable number, because it can be changed into a prime (1001002321001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35886153 + ... + 35914035.

It is an arithmetic number, because the mean of its divisors is an integer number (62704869984).

Almost surely, 2^{1001002321002} is an apocalyptic number.

1001002321002 is an abundant number, since it is smaller than the sum of its proper divisors (1005553518486).

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

1001002321002 is a wasteful number, since it uses less digits than its factorization.

1001002321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41274.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1001002321002 its reverse (2001232001001), we get a palindrome (3002234322003).

The spelling of 1001002321002 in words is "one trillion, one billion, two million, three hundred twenty-one thousand, two".