2031021222 has 8 divisors (see below), whose sum is σ = 4062042456. Its totient is φ = 677007072.

The previous prime is 2031021217. The next prime is 2031021241. The reversal of 2031021222 is 2221201302.

It is a happy number.

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

2031021222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169251763 + ... + 169251774.

It is an arithmetic number, because the mean of its divisors is an integer number (507755307).

Almost surely, 2^2031021222 is an apocalyptic number.

2031021222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031021222 is a wasteful number, since it uses less digits than its factorization.

2031021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338503542.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2031021222 is about 45066.8528078010. The cubic root of 2031021222 is about 1266.4017066143.

Adding to 2031021222 its reverse (2221201302), we get a palindrome (4252222524).

The spelling of 2031021222 in words is "two billion, thirty-one million, twenty-one thousand, two hundred twenty-two".