22212123433 has 2 divisors, whose sum is σ = 22212123434. Its totient is φ = 22212123432.

The previous prime is 22212123407. The next prime is 22212123443. The reversal of 22212123433 is 33432121222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16352527129 + 5859596304 = 127877^2 + 76548^2 .

It is a cyclic number.

It is not a de Polignac number, because 22212123433 - 2¹³ = 22212115241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22212123398 and 22212123407.

It is not a weakly prime, because it can be changed into another prime (22212123443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106061716 + 11106061717.

It is an arithmetic number, because the mean of its divisors is an integer number (11106061717).

Almost surely, 2^22212123433 is an apocalyptic number.

It is an amenable number.

22212123433 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212123433 is an equidigital number, since it uses as much as digits as its factorization.

22212123433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

Adding to 22212123433 its reverse (33432121222), we get a palindrome (55644244655).

The spelling of 22212123433 in words is "twenty-two billion, two hundred twelve million, one hundred twenty-three thousand, four hundred thirty-three".