23433551122011 has 16 divisors (see below), whose sum is σ = 31536980121600. Its totient is φ = 15476246976608.

The previous prime is 23433551121961. The next prime is 23433551122057. The reversal of 23433551122011 is 11022115533432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23433551122011 - 2¹⁸ = 23433550859867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23433551122411) 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, 70402285 + ... + 70734353.

It is an arithmetic number, because the mean of its divisors is an integer number (1971061257600).

Almost surely, 2^{23433551122011} is an apocalyptic number.

23433551122011 is a deficient number, since it is larger than the sum of its proper divisors (8103428999589).

23433551122011 is a wasteful number, since it uses less digits than its factorization.

23433551122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552018.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 23433551122011 its reverse (11022115533432), we get a palindrome (34455666655443).

The spelling of 23433551122011 in words is "twenty-three trillion, four hundred thirty-three billion, five hundred fifty-one million, one hundred twenty-two thousand, eleven".