221001112022 has 16 divisors (see below), whose sum is σ = 334927710000. Its totient is φ = 109359482400.

The previous prime is 221001112019. The next prime is 221001112027. The reversal of 221001112022 is 220211100122.

221001112022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 221001111988 and 221001112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221001112027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238604 + ... + 706352.

It is an arithmetic number, because the mean of its divisors is an integer number (20932981875).

Almost surely, 2^221001112022 is an apocalyptic number.

221001112022 is a deficient number, since it is larger than the sum of its proper divisors (113926597978).

221001112022 is a wasteful number, since it uses less digits than its factorization.

221001112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470191.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221001112022 its reverse (220211100122), we get a palindrome (441212212144).

The spelling of 221001112022 in words is "two hundred twenty-one billion, one million, one hundred twelve thousand, twenty-two".