12421032033 has 16 divisors (see below), whose sum is σ = 17318486016. Its totient is φ = 7903676880.

The previous prime is 12421032011. The next prime is 12421032037. The reversal of 12421032033 is 33023012421.

It is not a de Polignac number, because 12421032033 - 2¹⁰ = 12421031009 is a prime.

It is a super-2 number, since 2×12421032033² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12421032037) 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, 160513 + ... + 224958.

It is an arithmetic number, because the mean of its divisors is an integer number (1082405376).

Almost surely, 2^12421032033 is an apocalyptic number.

It is an amenable number.

12421032033 is a deficient number, since it is larger than the sum of its proper divisors (4897453983).

12421032033 is a wasteful number, since it uses less digits than its factorization.

12421032033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385964.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12421032033 its reverse (33023012421), we get a palindrome (45444044454).

The spelling of 12421032033 in words is "twelve billion, four hundred twenty-one million, thirty-two thousand, thirty-three".