22122211011503 has 2 divisors, whose sum is σ = 22122211011504. Its totient is φ = 22122211011502.

The previous prime is 22122211011463. The next prime is 22122211011577. The reversal of 22122211011503 is 30511011222122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22122211011503 - 2²⁸ = 22121942576047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22122211011203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061105505751 + 11061105505752.

It is an arithmetic number, because the mean of its divisors is an integer number (11061105505752).

Almost surely, 2^{22122211011503} is an apocalyptic number.

22122211011503 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122211011503 is an equidigital number, since it uses as much as digits as its factorization.

22122211011503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 22122211011503 its reverse (30511011222122), we get a palindrome (52633222233625).

The spelling of 22122211011503 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred eleven million, eleven thousand, five hundred three".