22002000121111 has 2 divisors, whose sum is σ = 22002000121112. Its totient is φ = 22002000121110.

The previous prime is 22002000121093. The next prime is 22002000121181. The reversal of 22002000121111 is 11112100020022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22002000121111 - 2⁷ = 22002000120983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22002000121091 and 22002000121100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22002000121181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001000060555 + 11001000060556.

It is an arithmetic number, because the mean of its divisors is an integer number (11001000060556).

Almost surely, 2^{22002000121111} is an apocalyptic number.

22002000121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002000121111 is an equidigital number, since it uses as much as digits as its factorization.

22002000121111 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 13.

Adding to 22002000121111 its reverse (11112100020022), we get a palindrome (33114100141133).

The spelling of 22002000121111 in words is "twenty-two trillion, two billion, one hundred twenty-one thousand, one hundred eleven".