12211211100003 has 16 divisors (see below), whose sum is σ = 16337822182656. Its totient is φ = 8112716065440.

The previous prime is 12211211100001. The next prime is 12211211100073. The reversal of 12211211100003 is 30000111211221.

It is not a de Polignac number, because 12211211100003 - 2¹ = 12211211100001 is a prime.

It is a super-2 number, since 2×12211211100003² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211211100001) 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, 2416401 + ... + 5501037.

It is an arithmetic number, because the mean of its divisors is an integer number (1021113886416).

Almost surely, 2^{12211211100003} is an apocalyptic number.

12211211100003 is a deficient number, since it is larger than the sum of its proper divisors (4126611082653).

12211211100003 is a wasteful number, since it uses less digits than its factorization.

12211211100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089194.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12211211100003 its reverse (30000111211221), we get a palindrome (42211322311224).

The spelling of 12211211100003 in words is "twelve trillion, two hundred eleven billion, two hundred eleven million, one hundred thousand, three".