12222121231003 has 16 divisors (see below), whose sum is σ = 12828311496000. Its totient is φ = 11622207421440.

The previous prime is 12222121230947. The next prime is 12222121231007. The reversal of 12222121231003 is 30013212122221.

It is a cyclic number.

It is not a de Polignac number, because 12222121231003 - 2²⁵ = 12222087676571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12222121231007) 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, 11865523 + ... + 12854371.

It is an arithmetic number, because the mean of its divisors is an integer number (801769468500).

Almost surely, 2^{12222121231003} is an apocalyptic number.

12222121231003 is a deficient number, since it is larger than the sum of its proper divisors (606190264997).

12222121231003 is a wasteful number, since it uses less digits than its factorization.

12222121231003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992022.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12222121231003 its reverse (30013212122221), we get a palindrome (42235333353224).

The spelling of 12222121231003 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred thirty-one thousand, three".