1112001021003 has 8 divisors (see below), whose sum is σ = 1482730214400. Its totient is φ = 741302920808.

The previous prime is 1112001020957. The next prime is 1112001021059. The reversal of 1112001021003 is 3001201002111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112001021003 - 2¹⁷ = 1112000889931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112001021003.

It is not an unprimeable number, because it can be changed into a prime (1112001021503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7689723 + ... + 7832996.

It is an arithmetic number, because the mean of its divisors is an integer number (185341276800).

Almost surely, 2^{1112001021003} is an apocalyptic number.

1112001021003 is a deficient number, since it is larger than the sum of its proper divisors (370729193397).

1112001021003 is a wasteful number, since it uses less digits than its factorization.

1112001021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15546601.

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

Adding to 1112001021003 its reverse (3001201002111), we get a palindrome (4113202023114).

The spelling of 1112001021003 in words is "one trillion, one hundred twelve billion, one million, twenty-one thousand, three".