1111223423215 has 16 divisors (see below), whose sum is σ = 1341126154080. Its totient is φ = 883874920320.

The previous prime is 1111223423201. The next prime is 1111223423221. The reversal of 1111223423215 is 5123243221111.

It is not a de Polignac number, because 1111223423215 - 2⁵ = 1111223423183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5868397 + ... + 6054793.

It is an arithmetic number, because the mean of its divisors is an integer number (83820384630).

Almost surely, 2^{1111223423215} is an apocalyptic number.

1111223423215 is a deficient number, since it is larger than the sum of its proper divisors (229902730865).

1111223423215 is a wasteful number, since it uses less digits than its factorization.

1111223423215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193242.

The product of its digits is 2880, while the sum is 28.

Adding to 1111223423215 its reverse (5123243221111), we get a palindrome (6234466644326).

The spelling of 1111223423215 in words is "one trillion, one hundred eleven billion, two hundred twenty-three million, four hundred twenty-three thousand, two hundred fifteen".