23121061062135 has 32 divisors (see below), whose sum is σ = 37111218301440. Its totient is φ = 12292119735168.

The previous prime is 23121061061993. The next prime is 23121061062199. The reversal of 23121061062135 is 53126016012132.

It is not a de Polignac number, because 23121061062135 - 2¹⁴ = 23121061045751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23121061062096 and 23121061062105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4200001 + ... + 7992629.

It is an arithmetic number, because the mean of its divisors is an integer number (1159725571920).

Almost surely, 2^{23121061062135} is an apocalyptic number.

23121061062135 is a deficient number, since it is larger than the sum of its proper divisors (13990157239305).

23121061062135 is a wasteful number, since it uses less digits than its factorization.

23121061062135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793927.

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 23121061062135 its reverse (53126016012132), we get a palindrome (76247077074267).

The spelling of 23121061062135 in words is "twenty-three trillion, one hundred twenty-one billion, sixty-one million, sixty-two thousand, one hundred thirty-five".