22350414421 has 2 divisors, whose sum is σ = 22350414422. Its totient is φ = 22350414420.

The previous prime is 22350414413. The next prime is 22350414433. The reversal of 22350414421 is 12441405322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21378533796 + 971880625 = 146214^2 + 31175^2 .

It is a cyclic number.

It is not a de Polignac number, because 22350414421 - 2³ = 22350414413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22350414421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22350414491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11175207210 + 11175207211.

It is an arithmetic number, because the mean of its divisors is an integer number (11175207211).

Almost surely, 2^22350414421 is an apocalyptic number.

It is an amenable number.

22350414421 is a deficient number, since it is larger than the sum of its proper divisors (1).

22350414421 is an equidigital number, since it uses as much as digits as its factorization.

22350414421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22350414421 its reverse (12441405322), we get a palindrome (34791819743).

Subtracting from 22350414421 its reverse (12441405322), we obtain a palindrome (9909009099).

The spelling of 22350414421 in words is "twenty-two billion, three hundred fifty million, four hundred fourteen thousand, four hundred twenty-one".