12001401022012 has 12 divisors (see below), whose sum is σ = 21679950233536. Its totient is φ = 5807129526720.

The previous prime is 12001401021941. The next prime is 12001401022021. The reversal of 12001401022012 is 21022010410021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48392745933 + ... + 48392746180.

Almost surely, 2^{12001401022012} is an apocalyptic number.

It is an amenable number.

12001401022012 is a deficient number, since it is larger than the sum of its proper divisors (9678549211524).

12001401022012 is a wasteful number, since it uses less digits than its factorization.

12001401022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96785492148 (or 96785492146 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12001401022012 its reverse (21022010410021), we get a palindrome (33023411432033).

The spelling of 12001401022012 in words is "twelve trillion, one billion, four hundred one million, twenty-two thousand, twelve".