1001121200002 has 48 divisors (see below), whose sum is σ = 1905929364960. Its totient is φ = 389991940800.

The previous prime is 1001121199999. The next prime is 1001121200041. The reversal of 1001121200002 is 2000021211001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8002449 + ... + 8126587.

It is an arithmetic number, because the mean of its divisors is an integer number (39706861770).

Almost surely, 2^{1001121200002} is an apocalyptic number.

1001121200002 is a deficient number, since it is larger than the sum of its proper divisors (904808164958).

1001121200002 is a wasteful number, since it uses less digits than its factorization.

1001121200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131647 (or 131640 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001121200002 its reverse (2000021211001), we get a palindrome (3001142411003).

The spelling of 1001121200002 in words is "one trillion, one billion, one hundred twenty-one million, two hundred thousand, two".