105551132051 has 2 divisors, whose sum is σ = 105551132052. Its totient is φ = 105551132050.

The previous prime is 105551132017. The next prime is 105551132149. The reversal of 105551132051 is 150231155501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105551132051 - 2¹⁴ = 105551115667 is a prime.

It is a super-2 number, since 2×105551132051² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105551132251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52775566025 + 52775566026.

It is an arithmetic number, because the mean of its divisors is an integer number (52775566026).

Almost surely, 2^105551132051 is an apocalyptic number.

105551132051 is a deficient number, since it is larger than the sum of its proper divisors (1).

105551132051 is an equidigital number, since it uses as much as digits as its factorization.

105551132051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 105551132051 its reverse (150231155501), we get a palindrome (255782287552).

The spelling of 105551132051 in words is "one hundred five billion, five hundred fifty-one million, one hundred thirty-two thousand, fifty-one".