424422123111 has 64 divisors (see below), whose sum is σ = 739266877440. Its totient is φ = 235640171520.

The previous prime is 424422123019. The next prime is 424422123127. The reversal of 424422123111 is 111321224424.

424422123111 is a `hidden beast` number, since 4 + 2 + 4 + 422 + 1 + 231 + 1 + 1 = 666.

It is not a de Polignac number, because 424422123111 - 2¹⁵ = 424422090343 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424422123611) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 826071 + ... + 1237431.

It is an arithmetic number, because the mean of its divisors is an integer number (11551044960).

Almost surely, 2^424422123111 is an apocalyptic number.

424422123111 is a deficient number, since it is larger than the sum of its proper divisors (314844754329).

424422123111 is a wasteful number, since it uses less digits than its factorization.

424422123111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411533 (or 411527 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 424422123111 its reverse (111321224424), we get a palindrome (535743347535).

The spelling of 424422123111 in words is "four hundred twenty-four billion, four hundred twenty-two million, one hundred twenty-three thousand, one hundred eleven".