221301233001122 has 8 divisors (see below), whose sum is σ = 331951939157916. Its totient is φ = 110650586615152.

The previous prime is 221301233001091. The next prime is 221301233001157. The reversal of 221301233001122 is 221100332103122.

It can be written as a sum of positive squares in 2 ways, for example, as 128309560319161 + 92991672681961 = 11327381^2 + 9643219^2 .

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

It is a super-4 number, since 4×221301233001122⁴ (a number of 58 digits) contains 4444 as substring.

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, 4118213 + ... + 21437400.

Almost surely, 2^{221301233001122} is an apocalyptic number.

221301233001122 is a deficient number, since it is larger than the sum of its proper divisors (110650706156794).

221301233001122 is a wasteful number, since it uses less digits than its factorization.

221301233001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29885412.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 221301233001122 its reverse (221100332103122), we get a palindrome (442401565104244).

The spelling of 221301233001122 in words is "two hundred twenty-one trillion, three hundred one billion, two hundred thirty-three million, one thousand, one hundred twenty-two".