13000111222 has 16 divisors (see below), whose sum is σ = 22334049792. Its totient is φ = 5559440040.

The previous prime is 13000111211. The next prime is 13000111247. The reversal of 13000111222 is 22211100031.

It is a super-3 number, since 3×13000111222³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996304 + ... + 1009267.

It is an arithmetic number, because the mean of its divisors is an integer number (1395878112).

Almost surely, 2^13000111222 is an apocalyptic number.

13000111222 is a deficient number, since it is larger than the sum of its proper divisors (9333938570).

13000111222 is a wasteful number, since it uses less digits than its factorization.

13000111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006043.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13000111222 its reverse (22211100031), we get a palindrome (35211211253).

The spelling of 13000111222 in words is "thirteen billion, one hundred eleven thousand, two hundred twenty-two".