23012322011 has 8 divisors (see below), whose sum is σ = 26318473440. Its totient is φ = 19710839808.

The previous prime is 23012321999. The next prime is 23012322023. The reversal of 23012322011 is 11022321032.

It is an interprime number because it is at equal distance from previous prime (23012321999) and next prime (23012322023).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23012322011 - 2²² = 23008127707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23012322211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156736 + ... + 1176461.

It is an arithmetic number, because the mean of its divisors is an integer number (3289809180).

Almost surely, 2^23012322011 is an apocalyptic number.

23012322011 is a deficient number, since it is larger than the sum of its proper divisors (3306151429).

23012322011 is a wasteful number, since it uses less digits than its factorization.

23012322011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334613.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23012322011 its reverse (11022321032), we get a palindrome (34034643043).

The spelling of 23012322011 in words is "twenty-three billion, twelve million, three hundred twenty-two thousand, eleven".