2010111001221 has 8 divisors (see below), whose sum is σ = 2706684120864. Its totient is φ = 1326805941200.

The previous prime is 2010111001193. The next prime is 2010111001273. The reversal of 2010111001221 is 1221001110102.

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 2010111001221 - 2⁵ = 2010111001189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010111001197 and 2010111001206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010111081221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3317014551 + ... + 3317015156.

It is an arithmetic number, because the mean of its divisors is an integer number (338335515108).

Almost surely, 2^{2010111001221} is an apocalyptic number.

It is an amenable number.

2010111001221 is a deficient number, since it is larger than the sum of its proper divisors (696573119643).

2010111001221 is a wasteful number, since it uses less digits than its factorization.

2010111001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6634029811.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2010111001221 its reverse (1221001110102), we get a palindrome (3231112111323).

The spelling of 2010111001221 in words is "two trillion, ten billion, one hundred eleven million, one thousand, two hundred twenty-one".