221222041041 has 8 divisors (see below), whose sum is σ = 295045058560. Its totient is φ = 147440192112.

The previous prime is 221222041037. The next prime is 221222041043. The reversal of 221222041041 is 140140222122.

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

It is not a de Polignac number, because 221222041041 - 2² = 221222041037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221222040999 and 221222041017.

It is not an unprimeable number, because it can be changed into a prime (221222041043) 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, 10279606 + ... + 10301103.

It is an arithmetic number, because the mean of its divisors is an integer number (36880632320).

Almost surely, 2^221222041041 is an apocalyptic number.

It is an amenable number.

221222041041 is a deficient number, since it is larger than the sum of its proper divisors (73823017519).

221222041041 is a wasteful number, since it uses less digits than its factorization.

221222041041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20584295.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 221222041041 its reverse (140140222122), we get a palindrome (361362263163).

The spelling of 221222041041 in words is "two hundred twenty-one billion, two hundred twenty-two million, forty-one thousand, forty-one".