20221301222 has 8 divisors (see below), whose sum is σ = 30784667736. Its totient is φ = 9959745312.

The previous prime is 20221301213. The next prime is 20221301273. The reversal of 20221301222 is 22210312202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20221301222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20221301222.

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, 75452483 + ... + 75452750.

It is an arithmetic number, because the mean of its divisors is an integer number (3848083467).

Almost surely, 2^20221301222 is an apocalyptic number.

20221301222 is a deficient number, since it is larger than the sum of its proper divisors (10563366514).

20221301222 is a wasteful number, since it uses less digits than its factorization.

20221301222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150905302.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20221301222 its reverse (22210312202), we get a palindrome (42431613424).

The spelling of 20221301222 in words is "twenty billion, two hundred twenty-one million, three hundred one thousand, two hundred twenty-two".