221023112232201 has 8 divisors (see below), whose sum is σ = 294697577936064. Its totient is φ = 147348694008240.

The previous prime is 221023112232193. The next prime is 221023112232269. The reversal of 221023112232201 is 102232211320122.

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

It is not a de Polignac number, because 221023112232201 - 2³ = 221023112232193 is a prime.

It is a super-2 number, since 2×221023112232201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221023112232001) 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, 978796 + ... + 21047666.

It is an arithmetic number, because the mean of its divisors is an integer number (36837197242008).

Almost surely, 2^{221023112232201} is an apocalyptic number.

It is an amenable number.

221023112232201 is a deficient number, since it is larger than the sum of its proper divisors (73674465703863).

221023112232201 is a wasteful number, since it uses less digits than its factorization.

221023112232201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23739951.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 221023112232201 its reverse (102232211320122), we get a palindrome (323255323552323).

The spelling of 221023112232201 in words is "two hundred twenty-one trillion, twenty-three billion, one hundred twelve million, two hundred thirty-two thousand, two hundred one".