21222222201083 has 2 divisors, whose sum is σ = 21222222201084. Its totient is φ = 21222222201082.

The previous prime is 21222222201077. The next prime is 21222222201149. The reversal of 21222222201083 is 38010222222212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21222222201083 - 2²⁰ = 21222221152507 is a prime.

It is not a weakly prime, because it can be changed into another prime (21222222201043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10611111100541 + 10611111100542.

It is an arithmetic number, because the mean of its divisors is an integer number (10611111100542).

Almost surely, 2^{21222222201083} is an apocalyptic number.

21222222201083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21222222201083 is an equidigital number, since it uses as much as digits as its factorization.

21222222201083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 21222222201083 its reverse (38010222222212), we get a palindrome (59232444423295).

The spelling of 21222222201083 in words is "twenty-one trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred one thousand, eighty-three".