23121102123133 has 32 divisors (see below), whose sum is σ = 26622198720000. Its totient is φ = 19670263603200.

The previous prime is 23121102123103. The next prime is 23121102123139. The reversal of 23121102123133 is 33132120112132.

It is a de Polignac number, because none of the positive numbers 2^k-23121102123133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23121102123098 and 23121102123107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23121102123139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 461464783 + ... + 461514883.

It is an arithmetic number, because the mean of its divisors is an integer number (831943710000).

Almost surely, 2^{23121102123133} is an apocalyptic number.

It is an amenable number.

23121102123133 is a deficient number, since it is larger than the sum of its proper divisors (3501096596867).

23121102123133 is a wasteful number, since it uses less digits than its factorization.

23121102123133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51325.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 23121102123133 its reverse (33132120112132), we get a palindrome (56253222235265).

The spelling of 23121102123133 in words is "twenty-three trillion, one hundred twenty-one billion, one hundred two million, one hundred twenty-three thousand, one hundred thirty-three".