105162123265 has 16 divisors (see below), whose sum is σ = 128926038528. Its totient is φ = 82317358656.

The previous prime is 105162123257. The next prime is 105162123289. The reversal of 105162123265 is 562321261501.

It is a cyclic number.

It is not a de Polignac number, because 105162123265 - 2³ = 105162123257 is a prime.

It is a super-2 number, since 2×105162123265² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105162123265.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443397 + ... + 637906.

It is an arithmetic number, because the mean of its divisors is an integer number (8057877408).

Almost surely, 2^105162123265 is an apocalyptic number.

It is an amenable number.

105162123265 is a deficient number, since it is larger than the sum of its proper divisors (23763915263).

105162123265 is a wasteful number, since it uses less digits than its factorization.

105162123265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081728.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 105162123265 its reverse (562321261501), we get a palindrome (667483384766).

The spelling of 105162123265 in words is "one hundred five billion, one hundred sixty-two million, one hundred twenty-three thousand, two hundred sixty-five".