22220102021101 has 2 divisors, whose sum is σ = 22220102021102. Its totient is φ = 22220102021100.

The previous prime is 22220102021087. The next prime is 22220102021233. The reversal of 22220102021101 is 10112020102222.

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., 19787141579076 + 2432960442025 = 4448274^2 + 1559795^2 .

It is a cyclic number.

It is not a de Polignac number, because 22220102021101 - 2³⁷ = 22082663067629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22220102021501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110051010550 + 11110051010551.

It is an arithmetic number, because the mean of its divisors is an integer number (11110051010551).

Almost surely, 2^{22220102021101} is an apocalyptic number.

It is an amenable number.

22220102021101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220102021101 is an equidigital number, since it uses as much as digits as its factorization.

22220102021101 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 22220102021101 its reverse (10112020102222), we get a palindrome (32332122123323).

The spelling of 22220102021101 in words is "twenty-two trillion, two hundred twenty billion, one hundred two million, twenty-one thousand, one hundred one".