2210000010221 has 16 divisors (see below), whose sum is σ = 2262535830720. Its totient is φ = 2158203315840.

The previous prime is 2210000010203. The next prime is 2210000010289. The reversal of 2210000010221 is 1220100000122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2210000010221 - 2⁶ = 2210000010157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210000010821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2801555 + ... + 3502671.

It is an arithmetic number, because the mean of its divisors is an integer number (141408489420).

Almost surely, 2^{2210000010221} is an apocalyptic number.

It is an amenable number.

2210000010221 is a deficient number, since it is larger than the sum of its proper divisors (52535820499).

2210000010221 is a wasteful number, since it uses less digits than its factorization.

2210000010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701644.

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

Adding to 2210000010221 its reverse (1220100000122), we get a palindrome (3430100010343).

The spelling of 2210000010221 in words is "two trillion, two hundred ten billion, ten thousand, two hundred twenty-one".