1110021001012 has 96 divisors (see below), whose sum is σ = 2608617876480. Its totient is φ = 400185515520.

The previous prime is 1110021000971. The next prime is 1110021001027. The reversal of 1110021001012 is 2101001200111.

It is a self number, because there is not a number n which added to its sum of digits gives 1110021001012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1953973 + ... + 2457244.

It is an arithmetic number, because the mean of its divisors is an integer number (27173102880).

Almost surely, 2^{1110021001012} is an apocalyptic number.

It is an amenable number.

1110021001012 is an abundant number, since it is smaller than the sum of its proper divisors (1498596875468).

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

1110021001012 is a wasteful number, since it uses less digits than its factorization.

1110021001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411301 (or 4411299 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1110021001012 its reverse (2101001200111), we get a palindrome (3211022201123).

The spelling of 1110021001012 in words is "one trillion, one hundred ten billion, twenty-one million, one thousand, twelve".