12020211150170 has 32 divisors (see below), whose sum is σ = 22153227814080. Its totient is φ = 4693367548800.

The previous prime is 12020211150133. The next prime is 12020211150179. The reversal of 12020211150170 is 7105111202021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12020211150179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7936931 + ... + 9329270.

It is an arithmetic number, because the mean of its divisors is an integer number (692288369190).

Almost surely, 2^{12020211150170} is an apocalyptic number.

12020211150170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020211150170 is a deficient number, since it is larger than the sum of its proper divisors (10133016663910).

12020211150170 is a wasteful number, since it uses less digits than its factorization.

12020211150170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17267870.

The product of its (nonzero) digits is 280, while the sum is 23.

Adding to 12020211150170 its reverse (7105111202021), we get a palindrome (19125322352191).

The spelling of 12020211150170 in words is "twelve trillion, twenty billion, two hundred eleven million, one hundred fifty thousand, one hundred seventy".