1124221023 has 6 divisors (see below), whose sum is σ = 1623874824. Its totient is φ = 749480676.

The previous prime is 1124221009. The next prime is 1124221081. The reversal of 1124221023 is 3201224211.

It is a happy number.

It is not a de Polignac number, because 1124221023 - 2¹² = 1124216927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1124220987 and 1124221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124221723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62456715 + ... + 62456732.

It is an arithmetic number, because the mean of its divisors is an integer number (270645804).

Almost surely, 2^1124221023 is an apocalyptic number.

1124221023 is a deficient number, since it is larger than the sum of its proper divisors (499653801).

1124221023 is a wasteful number, since it uses less digits than its factorization.

1124221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124913453 (or 124913450 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1124221023 is about 33529.4053481418. The cubic root of 1124221023 is about 1039.8018061057.

Adding to 1124221023 its reverse (3201224211), we get a palindrome (4325445234).

The spelling of 1124221023 in words is "one billion, one hundred twenty-four million, two hundred twenty-one thousand, twenty-three".