23404133211 has 16 divisors (see below), whose sum is σ = 31402785024. Its totient is φ = 15504216224.

The previous prime is 23404133173. The next prime is 23404133231. The reversal of 23404133211 is 11233140432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23404133211 - 2⁷ = 23404133083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23404133231) 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, 1040890 + ... + 1063136.

It is an arithmetic number, because the mean of its divisors is an integer number (1962674064).

Almost surely, 2^23404133211 is an apocalyptic number.

23404133211 is a deficient number, since it is larger than the sum of its proper divisors (7998651813).

23404133211 is a wasteful number, since it uses less digits than its factorization.

23404133211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24450.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23404133211 its reverse (11233140432), we get a palindrome (34637273643).

The spelling of 23404133211 in words is "twenty-three billion, four hundred four million, one hundred thirty-three thousand, two hundred eleven".