22221100100041 has 2 divisors, whose sum is σ = 22221100100042. Its totient is φ = 22221100100040.

The previous prime is 22221100100021. The next prime is 22221100100113. The reversal of 22221100100041 is 14000100112222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21485347882441 + 735752217600 = 4635229^2 + 857760^2 .

It is a cyclic number.

It is not a de Polignac number, because 22221100100041 - 2²¹ = 22221098002889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22221100099988 and 22221100100024.

It is not a weakly prime, because it can be changed into another prime (22221100100021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110550050020 + 11110550050021.

It is an arithmetic number, because the mean of its divisors is an integer number (11110550050021).

Almost surely, 2^{22221100100041} is an apocalyptic number.

It is an amenable number.

22221100100041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221100100041 is an equidigital number, since it uses as much as digits as its factorization.

22221100100041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22221100100041 its reverse (14000100112222), we get a palindrome (36221200212263).

The spelling of 22221100100041 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred million, one hundred thousand, forty-one".