221112223133001 has 8 divisors (see below), whose sum is σ = 294821054317824. Its totient is φ = 147405770351760.

The previous prime is 221112223132993. The next prime is 221112223133003. The reversal of 221112223133001 is 100331322211122.

221112223133001 is digitally balanced in base 2 and base 4, because in such bases 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 221112223133001 - 2³ = 221112223132993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221112223133003) 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, 594383961 + ... + 594755846.

It is an arithmetic number, because the mean of its divisors is an integer number (36852631789728).

Almost surely, 2^{221112223133001} is an apocalyptic number.

It is an amenable number.

221112223133001 is a deficient number, since it is larger than the sum of its proper divisors (73708831184823).

221112223133001 is a wasteful number, since it uses less digits than its factorization.

221112223133001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189201791.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 221112223133001 its reverse (100331322211122), we get a palindrome (321443545344123).

The spelling of 221112223133001 in words is "two hundred twenty-one trillion, one hundred twelve billion, two hundred twenty-three million, one hundred thirty-three thousand, one".