22420211440405 has 8 divisors (see below), whose sum is σ = 26904539844000. Its totient is φ = 17935978408656.

The previous prime is 22420211440399. The next prime is 22420211440421. The reversal of 22420211440405 is 50404411202422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22420211440405 - 2¹¹ = 22420211438357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23324755 + ... + 24266944.

It is an arithmetic number, because the mean of its divisors is an integer number (3363067480500).

Almost surely, 2^{22420211440405} is an apocalyptic number.

It is an amenable number.

22420211440405 is a deficient number, since it is larger than the sum of its proper divisors (4484328403595).

22420211440405 is an equidigital number, since it uses as much as digits as its factorization.

22420211440405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47685923.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 22420211440405 its reverse (50404411202422), we get a palindrome (72824622642827).

The spelling of 22420211440405 in words is "twenty-two trillion, four hundred twenty billion, two hundred eleven million, four hundred forty thousand, four hundred five".