105105521032 has 16 divisors (see below), whose sum is σ = 207445107600. Its totient is φ = 49786825680.

The previous prime is 105105520999. The next prime is 105105521039. The reversal of 105105521032 is 230125501501.

It is a super-2 number, since 2×105105521032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105105520988 and 105105521006.

It is not an unprimeable number, because it can be changed into a prime (105105521039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345741694 + ... + 345741997.

It is an arithmetic number, because the mean of its divisors is an integer number (12965319225).

Almost surely, 2^105105521032 is an apocalyptic number.

It is an amenable number.

105105521032 is a deficient number, since it is larger than the sum of its proper divisors (102339586568).

105105521032 is a wasteful number, since it uses less digits than its factorization.

105105521032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691483716 (or 691483712 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 105105521032 in words is "one hundred five billion, one hundred five million, five hundred twenty-one thousand, thirty-two".