2010011122221 has 8 divisors (see below), whose sum is σ = 2682931062720. Its totient is φ = 1338549298272.

The previous prime is 2010011122211. The next prime is 2010011122261. The reversal of 2010011122221 is 1222211100102.

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

It is not a de Polignac number, because 2010011122221 - 2⁹ = 2010011121709 is a prime.

It is a super-2 number, since 2×2010011122221² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2010011122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010011122211) 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, 364525920 + ... + 364531433.

It is an arithmetic number, because the mean of its divisors is an integer number (335366382840).

Almost surely, 2^{2010011122221} is an apocalyptic number.

It is an amenable number.

2010011122221 is a deficient number, since it is larger than the sum of its proper divisors (672919940499).

2010011122221 is an equidigital number, since it uses as much as digits as its factorization.

2010011122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729058275.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2010011122221 its reverse (1222211100102), we get a palindrome (3232222222323).

The spelling of 2010011122221 in words is "two trillion, ten billion, eleven million, one hundred twenty-two thousand, two hundred twenty-one".