2012000010221 has 8 divisors (see below), whose sum is σ = 2062378550400. Its totient is φ = 1961683630560.

The previous prime is 2012000010193. The next prime is 2012000010253. The reversal of 2012000010221 is 1220100002102.

It is a happy number.

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 2012000010221 - 2¹⁰ = 2012000009197 is a prime.

It is a super-2 number, since 2×2012000010221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012300010221) 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, 15474581 + ... + 15604058.

It is an arithmetic number, because the mean of its divisors is an integer number (257797318800).

Almost surely, 2^{2012000010221} is an apocalyptic number.

It is an amenable number.

2012000010221 is a deficient number, since it is larger than the sum of its proper divisors (50378540179).

2012000010221 is a wasteful number, since it uses less digits than its factorization.

2012000010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31080259.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2012000010221 its reverse (1220100002102), we get a palindrome (3232100012323).

The spelling of 2012000010221 in words is "two trillion, twelve billion, ten thousand, two hundred twenty-one".