111121102222022 has 8 divisors (see below), whose sum is σ = 166683285198072. Its totient is φ = 55560007156000.

The previous prime is 111121102221973. The next prime is 111121102222037. The reversal of 111121102222022 is 220222201121111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111121102221985 and 111121102222003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271722104 + ... + 272130747.

It is an arithmetic number, because the mean of its divisors is an integer number (20835410649759).

Almost surely, 2^{111121102222022} is an apocalyptic number.

111121102222022 is a deficient number, since it is larger than the sum of its proper divisors (55562182976050).

111121102222022 is a wasteful number, since it uses less digits than its factorization.

111121102222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543955014.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 111121102222022 its reverse (220222201121111), we get a palindrome (331343303343133).

The spelling of 111121102222022 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred two million, two hundred twenty-two thousand, twenty-two".