111012001222 has 16 divisors (see below), whose sum is σ = 166690321200. Its totient is φ = 55448590720.

The previous prime is 111012001201. The next prime is 111012001241. The reversal of 111012001222 is 222100210111.

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, 11632929 + ... + 11642467.

It is an arithmetic number, because the mean of its divisors is an integer number (10418145075).

Almost surely, 2^111012001222 is an apocalyptic number.

111012001222 is a deficient number, since it is larger than the sum of its proper divisors (55678319978).

111012001222 is a wasteful number, since it uses less digits than its factorization.

111012001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14951.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111012001222 its reverse (222100210111), we get a palindrome (333112211333).

The spelling of 111012001222 in words is "one hundred eleven billion, twelve million, one thousand, two hundred twenty-two".