2010012120021 has 8 divisors (see below), whose sum is σ = 2723950851424. Its totient is φ = 1318040734320.

The previous prime is 2010012119987. The next prime is 2010012120023. The reversal of 2010012120021 is 1200212100102.

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

It is not a de Polignac number, because 2010012120021 - 2¹⁷ = 2010011988949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010012119979 and 2010012120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010012120023) 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, 5491836211 + ... + 5491836576.

It is an arithmetic number, because the mean of its divisors is an integer number (340493856428).

Almost surely, 2^{2010012120021} is an apocalyptic number.

It is an amenable number.

2010012120021 is a deficient number, since it is larger than the sum of its proper divisors (713938731403).

2010012120021 is a wasteful number, since it uses less digits than its factorization.

2010012120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10983672851.

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

Adding to 2010012120021 its reverse (1200212100102), we get a palindrome (3210224220123).

The spelling of 2010012120021 in words is "two trillion, ten billion, twelve million, one hundred twenty thousand, twenty-one".