23021003121121 has 8 divisors (see below), whose sum is σ = 23593280618880. Its totient is φ = 22455747433392.

The previous prime is 23021003121089. The next prime is 23021003121217. The reversal of 23021003121121 is 12112130012032.

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 23021003121121 - 2⁵ = 23021003121089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23021003121421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1755445870 + ... + 1755458983.

It is an arithmetic number, because the mean of its divisors is an integer number (2949160077360).

Almost surely, 2^{23021003121121} is an apocalyptic number.

It is an amenable number.

23021003121121 is a deficient number, since it is larger than the sum of its proper divisors (572277497759).

23021003121121 is an equidigital number, since it uses as much as digits as its factorization.

23021003121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510905015.

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

Adding to 23021003121121 its reverse (12112130012032), we get a palindrome (35133133133153).

The spelling of 23021003121121 in words is "twenty-three trillion, twenty-one billion, three million, one hundred twenty-one thousand, one hundred twenty-one".