1124232021 has 16 divisors (see below), whose sum is σ = 1816941120. Its totient is φ = 681352560.

The previous prime is 1124232017. The next prime is 1124232029. The reversal of 1124232021 is 1202324211.

It is a happy number.

It is not a de Polignac number, because 1124232021 - 2² = 1124232017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1124231985 and 1124232003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124232029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1892350 + ... + 1892943.

It is an arithmetic number, because the mean of its divisors is an integer number (113558820).

Almost surely, 2^1124232021 is an apocalyptic number.

1124232021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1124232021 is a deficient number, since it is larger than the sum of its proper divisors (692709099).

1124232021 is a wasteful number, since it uses less digits than its factorization.

1124232021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785313 (or 3785307 counting only the distinct ones).

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

The square root of 1124232021 is about 33529.5693530352. The cubic root of 1124232021 is about 1039.8051968099.

Adding to 1124232021 its reverse (1202324211), we get a palindrome (2326556232).

The spelling of 1124232021 in words is "one billion, one hundred twenty-four million, two hundred thirty-two thousand, twenty-one".