23121000040033 has 16 divisors (see below), whose sum is σ = 26542831356160. Its totient is φ = 19728899006400.

The previous prime is 23121000040027. The next prime is 23121000040067. The reversal of 23121000040033 is 33004000012132.

It is a cyclic number.

It is not a de Polignac number, because 23121000040033 - 2²⁹ = 23120463169121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23121000040433) 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, 11477188 + ... + 13340458.

It is an arithmetic number, because the mean of its divisors is an integer number (1658926959760).

Almost surely, 2^{23121000040033} is an apocalyptic number.

It is an amenable number.

23121000040033 is a deficient number, since it is larger than the sum of its proper divisors (3421831316127).

23121000040033 is a wasteful number, since it uses less digits than its factorization.

23121000040033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871248.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23121000040033 its reverse (33004000012132), we get a palindrome (56125000052165).

The spelling of 23121000040033 in words is "twenty-three trillion, one hundred twenty-one billion, forty thousand, thirty-three".