12011320110 has 32 divisors (see below), whose sum is σ = 28909792800. Its totient is φ = 3193838208.

The previous prime is 12011320103. The next prime is 12011320121. The reversal of 12011320110 is 1102311021.

It is a congruent number.

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, 563137 + ... + 584076.

It is an arithmetic number, because the mean of its divisors is an integer number (903431025).

Almost surely, 2^12011320110 is an apocalyptic number.

12011320110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011320110 is an abundant number, since it is smaller than the sum of its proper divisors (16898472690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011320110 is a wasteful number, since it uses less digits than its factorization.

12011320110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147572.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12011320110 its reverse (1102311021), we get a palindrome (13113631131).

The spelling of 12011320110 in words is "twelve billion, eleven million, three hundred twenty thousand, one hundred ten".