222111201101022 has 24 divisors (see below), whose sum is σ = 497835450744840. Its totient is φ = 71484064722000.

The previous prime is 222111201100973. The next prime is 222111201101077. The reversal of 222111201101022 is 220101102111222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222111201100986 and 222111201101004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212750192104 + ... + 212750193147.

It is an arithmetic number, because the mean of its divisors is an integer number (20743143781035).

Almost surely, 2^{222111201101022} is an apocalyptic number.

222111201101022 is an abundant number, since it is smaller than the sum of its proper divisors (275724249643818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222111201101022 is a wasteful number, since it uses less digits than its factorization.

222111201101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425500385288 (or 425500385285 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222111201101022 its reverse (220101102111222), we get a palindrome (442212303212244).

The spelling of 222111201101022 in words is "two hundred twenty-two trillion, one hundred eleven billion, two hundred one million, one hundred one thousand, twenty-two".