111045412231222 has 48 divisors (see below), whose sum is σ = 195578868038400. Its totient is φ = 47144890100112.

The previous prime is 111045412231207. The next prime is 111045412231223. The reversal of 111045412231222 is 222132214540111.

It is a happy number.

It is a super-2 number, since 2×111045412231222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111045412231223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 484328103 + ... + 484557325.

It is an arithmetic number, because the mean of its divisors is an integer number (4074559750800).

Almost surely, 2^{111045412231222} is an apocalyptic number.

111045412231222 is a deficient number, since it is larger than the sum of its proper divisors (84533455807178).

111045412231222 is a wasteful number, since it uses less digits than its factorization.

111045412231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275545 (or 275538 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

Adding to 111045412231222 its reverse (222132214540111), we get a palindrome (333177626771333).

The spelling of 111045412231222 in words is "one hundred eleven trillion, forty-five billion, four hundred twelve million, two hundred thirty-one thousand, two hundred twenty-two".