12101027064 has 96 divisors (see below), whose sum is σ = 35240158800. Its totient is φ = 3452682240.

The previous prime is 12101027051. The next prime is 12101027083. The reversal of 12101027064 is 46072010121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 897654 + ... + 911034.

Almost surely, 2^12101027064 is an apocalyptic number.

12101027064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12101027064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17620079400).

12101027064 is an abundant number, since it is smaller than the sum of its proper divisors (23139131736).

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

12101027064 is a wasteful number, since it uses less digits than its factorization.

12101027064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14173 (or 14162 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 12101027064 its reverse (46072010121), we get a palindrome (58173037185).

The spelling of 12101027064 in words is "twelve billion, one hundred one million, twenty-seven thousand, sixty-four".