223220720101001 has 8 divisors (see below), whose sum is σ = 256167939608064. Its totient is φ = 190538136895680.

The previous prime is 223220720100979. The next prime is 223220720101003. The reversal of 223220720101001 is 100101027022322.

223220720101001 is digitally balanced in base 2, 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 not a de Polignac number, because 223220720101001 - 2²⁶ = 223220652992137 is a prime.

It is a super-3 number, since 3×223220720101001³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223220720101003) 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, 66159073625 + ... + 66159076998.

It is an arithmetic number, because the mean of its divisors is an integer number (32020992451008).

Almost surely, 2^{223220720101001} is an apocalyptic number.

It is an amenable number.

223220720101001 is a deficient number, since it is larger than the sum of its proper divisors (32947219507063).

223220720101001 is a wasteful number, since it uses less digits than its factorization.

223220720101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132318150871.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 223220720101001 its reverse (100101027022322), we get a palindrome (323321747123323).

The spelling of 223220720101001 in words is "two hundred twenty-three trillion, two hundred twenty billion, seven hundred twenty million, one hundred one thousand, one".