1003221010113 has 16 divisors (see below), whose sum is σ = 1528735714176. Its totient is φ = 573262404480.

The previous prime is 1003221010111. The next prime is 1003221010133. The reversal of 1003221010113 is 3110101223001.

It is a happy number.

It is not a de Polignac number, because 1003221010113 - 2¹ = 1003221010111 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1003221010092 and 1003221010101.

It is not an unprimeable number, because it can be changed into a prime (1003221010111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1963443 + ... + 2421063.

It is an arithmetic number, because the mean of its divisors is an integer number (95545982136).

Almost surely, 2^{1003221010113} is an apocalyptic number.

It is an amenable number.

1003221010113 is a deficient number, since it is larger than the sum of its proper divisors (525514704063).

1003221010113 is a wasteful number, since it uses less digits than its factorization.

1003221010113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562024.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1003221010113 its reverse (3110101223001), we get a palindrome (4113322233114).

The spelling of 1003221010113 in words is "one trillion, three billion, two hundred twenty-one million, ten thousand, one hundred thirteen".