105345522251 has 2 divisors, whose sum is σ = 105345522252. Its totient is φ = 105345522250.

The previous prime is 105345522203. The next prime is 105345522263. The reversal of 105345522251 is 152225543501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105345522251 - 2¹⁰ = 105345521227 is a prime.

It is a super-2 number, since 2×105345522251² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105345522551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52672761125 + 52672761126.

It is an arithmetic number, because the mean of its divisors is an integer number (52672761126).

Almost surely, 2^105345522251 is an apocalyptic number.

105345522251 is a deficient number, since it is larger than the sum of its proper divisors (1).

105345522251 is an equidigital number, since it uses as much as digits as its factorization.

105345522251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 105345522251 in words is "one hundred five billion, three hundred forty-five million, five hundred twenty-two thousand, two hundred fifty-one".