22420123134111 has 20 divisors (see below), whose sum is σ = 33492108372712. Its totient is φ = 14946606172368.

The previous prime is 22420123134107. The next prime is 22420123134133. The reversal of 22420123134111 is 11143132102422.

22420123134111 is a `hidden beast` number, since 2 + 2 + 420 + 1 + 231 + 3 + 4 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 22420123134111 - 2² = 22420123134107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420123134011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7592376 + ... + 10123458.

Almost surely, 2^{22420123134111} is an apocalyptic number.

22420123134111 is a deficient number, since it is larger than the sum of its proper divisors (11071985238601).

22420123134111 is a wasteful number, since it uses less digits than its factorization.

22420123134111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640452 (or 2640443 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 22420123134111 its reverse (11143132102422), we get a palindrome (33563255236533).

The spelling of 22420123134111 in words is "twenty-two trillion, four hundred twenty billion, one hundred twenty-three million, one hundred thirty-four thousand, one hundred eleven".