111222022021022 has 32 divisors (see below), whose sum is σ = 183844821052800. Its totient is φ = 50043158404000.

The previous prime is 111222022021007. The next prime is 111222022021037. The reversal of 111222022021022 is 220120220222111.

It is an interprime number because it is at equal distance from previous prime (111222022021007) and next prime (111222022021037).

It is a junction number, because it is equal to n+sod(n) for n = 111222022020985 and 111222022021003.

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, 3587129 + ... + 15339867.

It is an arithmetic number, because the mean of its divisors is an integer number (5745150657900).

Almost surely, 2^{111222022021022} is an apocalyptic number.

111222022021022 is a deficient number, since it is larger than the sum of its proper divisors (72622799031778).

111222022021022 is a wasteful number, since it uses less digits than its factorization.

111222022021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11757112.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111222022021022 its reverse (220120220222111), we get a palindrome (331342242243133).

The spelling of 111222022021022 in words is "one hundred eleven trillion, two hundred twenty-two billion, twenty-two million, twenty-one thousand, twenty-two".