12001011012102 has 16 divisors (see below), whose sum is σ = 27430882313472. Its totient is φ = 3428860289160.

The previous prime is 12001011011947. The next prime is 12001011012119. The reversal of 12001011012102 is 20121011010021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142869178674 + ... + 142869178757.

It is an arithmetic number, because the mean of its divisors is an integer number (1714430144592).

Almost surely, 2^{12001011012102} is an apocalyptic number.

12001011012102 is an abundant number, since it is smaller than the sum of its proper divisors (15429871301370).

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

12001011012102 is a wasteful number, since it uses less digits than its factorization.

12001011012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285738357443.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12001011012102 its reverse (20121011010021), we get a palindrome (32122022022123).

The spelling of 12001011012102 in words is "twelve trillion, one billion, eleven million, twelve thousand, one hundred two".