23100121034011 has 4 divisors (see below), whose sum is σ = 26400138324592. Its totient is φ = 19800103743432.

The previous prime is 23100121034009. The next prime is 23100121034017. The reversal of 23100121034011 is 11043012100132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23100121034011 - 2¹ = 23100121034009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23100121034011.

It is not an unprimeable number, because it can be changed into a prime (23100121034017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650008645280 + ... + 1650008645293.

It is an arithmetic number, because the mean of its divisors is an integer number (6600034581148).

Almost surely, 2^{23100121034011} is an apocalyptic number.

23100121034011 is a deficient number, since it is larger than the sum of its proper divisors (3300017290581).

23100121034011 is an equidigital number, since it uses as much as digits as its factorization.

23100121034011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300017290580.

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

Adding to 23100121034011 its reverse (11043012100132), we get a palindrome (34143133134143).

The spelling of 23100121034011 in words is "twenty-three trillion, one hundred billion, one hundred twenty-one million, thirty-four thousand, eleven".