1001000111002 has 4 divisors (see below), whose sum is σ = 1501500166506. Its totient is φ = 500500055500.

The previous prime is 1001000110997. The next prime is 1001000111017. The reversal of 1001000111002 is 2001110001001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 617134365241 + 383865745761 = 785579^2 + 619569^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250250027749 + ... + 250250027752.

Almost surely, 2^{1001000111002} is an apocalyptic number.

1001000111002 is a deficient number, since it is larger than the sum of its proper divisors (500500055504).

1001000111002 is an equidigital number, since it uses as much as digits as its factorization.

1001000111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500500055503.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1001000111002 its reverse (2001110001001), we get a palindrome (3002110112003).

The spelling of 1001000111002 in words is "one trillion, one billion, one hundred eleven thousand, two".