23311221200011 has 16 divisors (see below), whose sum is σ = 24911104996800. Its totient is φ = 21736776757248.

The previous prime is 23311221199991. The next prime is 23311221200017. The reversal of 23311221200011 is 11000212211332.

It is a cyclic number.

It is not a de Polignac number, because 23311221200011 - 2⁷ = 23311221199883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23311221200017) 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, 20741626 + ... + 21836608.

It is an arithmetic number, because the mean of its divisors is an integer number (1556944062300).

Almost surely, 2^{23311221200011} is an apocalyptic number.

23311221200011 is a deficient number, since it is larger than the sum of its proper divisors (1599883796789).

23311221200011 is a wasteful number, since it uses less digits than its factorization.

23311221200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106598.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 23311221200011 its reverse (11000212211332), we get a palindrome (34311433411343).

The spelling of 23311221200011 in words is "twenty-three trillion, three hundred eleven billion, two hundred twenty-one million, two hundred thousand, eleven".