105555011050 has 12 divisors (see below), whose sum is σ = 196332320646. Its totient is φ = 42222004400.

The previous prime is 105555010991. The next prime is 105555011059. The reversal of 105555011050 is 50110555501.

It can be written as a sum of positive squares in 3 ways, for example, as 72220650121 + 33334360929 = 268739^2 + 182577^2 .

It is a super-2 number, since 2×105555011050² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105555011059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1055550061 + ... + 1055550160.

Almost surely, 2^105555011050 is an apocalyptic number.

105555011050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105555011050 is a deficient number, since it is larger than the sum of its proper divisors (90777309596).

105555011050 is a wasteful number, since it uses less digits than its factorization.

105555011050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111100233 (or 2111100228 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 28.

Adding to 105555011050 its reverse (50110555501), we get a palindrome (155665566551).

The spelling of 105555011050 in words is "one hundred five billion, five hundred fifty-five million, eleven thousand, fifty".