1001120021102 has 24 divisors (see below), whose sum is σ = 1650217554360. Its totient is φ = 454869941120.

The previous prime is 1001120021087. The next prime is 1001120021141. The reversal of 1001120021102 is 2011200211001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29846024 + ... + 29879547.

It is an arithmetic number, because the mean of its divisors is an integer number (68759064765).

Almost surely, 2^{1001120021102} is an apocalyptic number.

1001120021102 is a deficient number, since it is larger than the sum of its proper divisors (649097533258).

1001120021102 is a wasteful number, since it uses less digits than its factorization.

1001120021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59725636 (or 59725619 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001120021102 its reverse (2011200211001), we get a palindrome (3012320232103).

The spelling of 1001120021102 in words is "one trillion, one billion, one hundred twenty million, twenty-one thousand, one hundred two".