12220222201001 has 2 divisors, whose sum is σ = 12220222201002. Its totient is φ = 12220222201000.

The previous prime is 12220222200973. The next prime is 12220222201027. The reversal of 12220222201001 is 10010222202221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9008546027776 + 3211676173225 = 3001424^2 + 1792115^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220222201001 - 2¹⁴ = 12220222184617 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220222231001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110111100500 + 6110111100501.

It is an arithmetic number, because the mean of its divisors is an integer number (6110111100501).

Almost surely, 2^{12220222201001} is an apocalyptic number.

It is an amenable number.

12220222201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220222201001 is an equidigital number, since it uses as much as digits as its factorization.

12220222201001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12220222201001 its reverse (10010222202221), we get a palindrome (22230444403222).

The spelling of 12220222201001 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two million, two hundred one thousand, one".