23021655651341 has 2 divisors, whose sum is σ = 23021655651342. Its totient is φ = 23021655651340.

The previous prime is 23021655651299. The next prime is 23021655651343. The reversal of 23021655651341 is 14315655612032.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19610416573225 + 3411239078116 = 4428365^2 + 1846954^2 .

It is a cyclic number.

It is not a de Polignac number, because 23021655651341 - 2¹⁸ = 23021655389197 is a prime.

It is a super-3 number, since 3×23021655651341³ (a number of 41 digits) contains 333 as substring.

Together with 23021655651343, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23021655651292 and 23021655651301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23021655651343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510827825670 + 11510827825671.

It is an arithmetic number, because the mean of its divisors is an integer number (11510827825671).

Almost surely, 2^{23021655651341} is an apocalyptic number.

It is an amenable number.

23021655651341 is a deficient number, since it is larger than the sum of its proper divisors (1).

23021655651341 is an equidigital number, since it uses as much as digits as its factorization.

23021655651341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 23021655651341 in words is "twenty-three trillion, twenty-one billion, six hundred fifty-five million, six hundred fifty-one thousand, three hundred forty-one".