12000020112021 has 8 divisors (see below), whose sum is σ = 16006713004800. Its totient is φ = 7996670313632.

The previous prime is 12000020112007. The next prime is 12000020112071. The reversal of 12000020112021 is 12021102000021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12000020112021 - 2⁶ = 12000020111957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12000020111988 and 12000020112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000020112001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835765221 + ... + 835779578.

It is an arithmetic number, because the mean of its divisors is an integer number (2000839125600).

Almost surely, 2^{12000020112021} is an apocalyptic number.

It is an amenable number.

12000020112021 is a deficient number, since it is larger than the sum of its proper divisors (4006692892779).

12000020112021 is a wasteful number, since it uses less digits than its factorization.

12000020112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671547195.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12000020112021 its reverse (12021102000021), we get a palindrome (24021122112042).

The spelling of 12000020112021 in words is "twelve trillion, twenty million, one hundred twelve thousand, twenty-one".