1222100100003 has 16 divisors (see below), whose sum is σ = 1657193725440. Its totient is φ = 800871751584.

The previous prime is 1222100099999. The next prime is 1222100100041. The reversal of 1222100100003 is 3000010012221.

It is not a de Polignac number, because 1222100100003 - 2² = 1222100099999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222100104003) 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, 2572950 + ... + 3010692.

It is an arithmetic number, because the mean of its divisors is an integer number (103574607840).

Almost surely, 2^{1222100100003} is an apocalyptic number.

1222100100003 is a deficient number, since it is larger than the sum of its proper divisors (435093625437).

1222100100003 is a wasteful number, since it uses less digits than its factorization.

1222100100003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453578.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1222100100003 its reverse (3000010012221), we get a palindrome (4222110112224).

The spelling of 1222100100003 in words is "one trillion, two hundred twenty-two billion, one hundred million, one hundred thousand, three".