111121010221022 has 32 divisors (see below), whose sum is σ = 167836930816800. Its totient is φ = 55176769728000.

The previous prime is 111121010220977. The next prime is 111121010221093. The reversal of 111121010221022 is 220122010121111.

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, 310587497 + ... + 310945067.

It is an arithmetic number, because the mean of its divisors is an integer number (5244904088025).

Almost surely, 2^{111121010221022} is an apocalyptic number.

111121010221022 is a deficient number, since it is larger than the sum of its proper divisors (56715920595778).

111121010221022 is a wasteful number, since it uses less digits than its factorization.

111121010221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359532.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111121010221022 its reverse (220122010121111), we get a palindrome (331243020342133).

The spelling of 111121010221022 in words is "one hundred eleven trillion, one hundred twenty-one billion, ten million, two hundred twenty-one thousand, twenty-two".