2112021002001 has 8 divisors (see below), whose sum is σ = 2938464002880. Its totient is φ = 1346796001232.

The previous prime is 2112021001973. The next prime is 2112021002023. The reversal of 2112021002001 is 1002001202112.

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 2112021002001 - 2²⁵ = 2111987447569 is a prime.

It is a super-3 number, since 3×2112021002001³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112021002081) 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, 15304499946 + ... + 15304500083.

It is an arithmetic number, because the mean of its divisors is an integer number (367308000360).

Almost surely, 2^{2112021002001} is an apocalyptic number.

It is an amenable number.

2112021002001 is a deficient number, since it is larger than the sum of its proper divisors (826443000879).

2112021002001 is a wasteful number, since it uses less digits than its factorization.

2112021002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30609000055.

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

Adding to 2112021002001 its reverse (1002001202112), we get a palindrome (3114022204113).

The spelling of 2112021002001 in words is "two trillion, one hundred twelve billion, twenty-one million, two thousand, one".