221133022 has 8 divisors (see below), whose sum is σ = 361854072. Its totient is φ = 100515000.

The previous prime is 221132993. The next prime is 221133061. The reversal of 221133022 is 220331122.

221133022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 221132987 and 221133005.

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, 5025729 + ... + 5025772.

It is an arithmetic number, because the mean of its divisors is an integer number (45231759).

Almost surely, 2^221133022 is an apocalyptic number.

221133022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221133022 is a deficient number, since it is larger than the sum of its proper divisors (140721050).

221133022 is a wasteful number, since it uses less digits than its factorization.

221133022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10051514.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 221133022 is about 14870.5420883033. The cubic root of 221133022 is about 604.7156389681.

Adding to 221133022 its reverse (220331122), we get a palindrome (441464144).

The spelling of 221133022 in words is "two hundred twenty-one million, one hundred thirty-three thousand, twenty-two".