105551322153 has 4 divisors (see below), whose sum is σ = 140735096208. Its totient is φ = 70367548100.

The previous prime is 105551322143. The next prime is 105551322157. The reversal of 105551322153 is 351223155501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 105551322153 - 2¹² = 105551318057 is a prime.

It is a super-2 number, since 2×105551322153² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105551322157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17591887023 + ... + 17591887028.

It is an arithmetic number, because the mean of its divisors is an integer number (35183774052).

Almost surely, 2^105551322153 is an apocalyptic number.

It is an amenable number.

105551322153 is a deficient number, since it is larger than the sum of its proper divisors (35183774055).

105551322153 is an equidigital number, since it uses as much as digits as its factorization.

105551322153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35183774054.

The product of its (nonzero) digits is 22500, while the sum is 33.

Adding to 105551322153 its reverse (351223155501), we get a palindrome (456774477654).

The spelling of 105551322153 in words is "one hundred five billion, five hundred fifty-one million, three hundred twenty-two thousand, one hundred fifty-three".