22100020100201 has 2 divisors, whose sum is σ = 22100020100202. Its totient is φ = 22100020100200.

The previous prime is 22100020100173. The next prime is 22100020100233. The reversal of 22100020100201 is 10200102000122.

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., 20521670107225 + 1578349992976 = 4530085^2 + 1256324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22100020100201 is a prime.

It is not a weakly prime, because it can be changed into another prime (22100020100701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050010050100 + 11050010050101.

It is an arithmetic number, because the mean of its divisors is an integer number (11050010050101).

Almost surely, 2^{22100020100201} is an apocalyptic number.

It is an amenable number.

22100020100201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100020100201 is an equidigital number, since it uses as much as digits as its factorization.

22100020100201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22100020100201 its reverse (10200102000122), we get a palindrome (32300122100323).

The spelling of 22100020100201 in words is "twenty-two trillion, one hundred billion, twenty million, one hundred thousand, two hundred one".