1033112421 has 16 divisors (see below), whose sum is σ = 1669677120. Its totient is φ = 626128560.

The previous prime is 1033112407. The next prime is 1033112449. The reversal of 1033112421 is 1242113301.

1033112421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1033112421 - 2¹⁰ = 1033111397 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1033112394 and 1033112403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033112401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1738950 + ... + 1739543.

It is an arithmetic number, because the mean of its divisors is an integer number (104354820).

Almost surely, 2^1033112421 is an apocalyptic number.

1033112421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1033112421 is a deficient number, since it is larger than the sum of its proper divisors (636564699).

1033112421 is a wasteful number, since it uses less digits than its factorization.

1033112421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478513 (or 3478507 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1033112421 is about 32142.0662216977. The cubic root of 1033112421 is about 1010.9178406233.

Adding to 1033112421 its reverse (1242113301), we get a palindrome (2275225722).

The spelling of 1033112421 in words is "one billion, thirty-three million, one hundred twelve thousand, four hundred twenty-one".