11121057170 has 16 divisors (see below), whose sum is σ = 20708175960. Its totient is φ = 4295028864.

The previous prime is 11121057131. The next prime is 11121057173. The reversal of 11121057170 is 7175012111.

It can be written as a sum of positive squares in 4 ways, for example, as 9482669641 + 1638387529 = 97379^2 + 40477^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11121057173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19173947 + ... + 19174526.

Almost surely, 2^11121057170 is an apocalyptic number.

11121057170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121057170 is a deficient number, since it is larger than the sum of its proper divisors (9587118790).

11121057170 is a wasteful number, since it uses less digits than its factorization.

11121057170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38348509.

The product of its (nonzero) digits is 490, while the sum is 26.

Adding to 11121057170 its reverse (7175012111), we get a palindrome (18296069281).

The spelling of 11121057170 in words is "eleven billion, one hundred twenty-one million, fifty-seven thousand, one hundred seventy".