111211210110022 has 16 divisors (see below), whose sum is σ = 191559979137600. Its totient is φ = 47889994784040.

The previous prime is 111211210109999. The next prime is 111211210110097. The reversal of 111211210110022 is 220011012112111.

It is a junction number, because it is equal to n+sod(n) for n = 111211210109978 and 111211210110005.

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, 133027762872 + ... + 133027763707.

It is an arithmetic number, because the mean of its divisors is an integer number (11972498696100).

Almost surely, 2^{111211210110022} is an apocalyptic number.

111211210110022 is a deficient number, since it is larger than the sum of its proper divisors (80348769027578).

111211210110022 is a wasteful number, since it uses less digits than its factorization.

111211210110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266055526611.

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

Adding to 111211210110022 its reverse (220011012112111), we get a palindrome (331222222222133).

The spelling of 111211210110022 in words is "one hundred eleven trillion, two hundred eleven billion, two hundred ten million, one hundred ten thousand, twenty-two".