2010212202221 has 4 divisors (see below), whose sum is σ = 2010332167200. Its totient is φ = 2010092237244.

The previous prime is 2010212202197. The next prime is 2010212202253. The reversal of 2010212202221 is 1222022120102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2010212202221 - 2²² = 2010208007917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2010212202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010214202221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59957351 + ... + 59990868.

It is an arithmetic number, because the mean of its divisors is an integer number (502583041800).

Almost surely, 2^{2010212202221} is an apocalyptic number.

It is an amenable number.

2010212202221 is a deficient number, since it is larger than the sum of its proper divisors (119964979).

2010212202221 is a wasteful number, since it uses less digits than its factorization.

2010212202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119964978.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2010212202221 its reverse (1222022120102), we get a palindrome (3232234322323).

The spelling of 2010212202221 in words is "two trillion, ten billion, two hundred twelve million, two hundred two thousand, two hundred twenty-one".