112220022021001 has 2 divisors, whose sum is σ = 112220022021002. Its totient is φ = 112220022021000.

The previous prime is 112220022020993. The next prime is 112220022021013. The reversal of 112220022021001 is 100120220022211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107040647142025 + 5179374878976 = 10346045^2 + 2275824^2 .

It is an emirp because it is prime and its reverse (100120220022211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112220022021001 - 2³ = 112220022020993 is a prime.

It is not a weakly prime, because it can be changed into another prime (112220022021091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110011010500 + 56110011010501.

It is an arithmetic number, because the mean of its divisors is an integer number (56110011010501).

Almost surely, 2^{112220022021001} is an apocalyptic number.

It is an amenable number.

112220022021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

112220022021001 is an equidigital number, since it uses as much as digits as its factorization.

112220022021001 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 112220022021001 its reverse (100120220022211), we get a palindrome (212340242043212).

The spelling of 112220022021001 in words is "one hundred twelve trillion, two hundred twenty billion, twenty-two million, twenty-one thousand, one".