2102031222 has 8 divisors (see below), whose sum is σ = 4204062456. Its totient is φ = 700677072.

The previous prime is 2102031193. The next prime is 2102031223. The reversal of 2102031222 is 2221302012.

It is a happy number.

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

2102031222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102031223) 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 3 ways as a sum of consecutive naturals, for example, 175169263 + ... + 175169274.

It is an arithmetic number, because the mean of its divisors is an integer number (525507807).

Almost surely, 2^2102031222 is an apocalyptic number.

2102031222 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.

2102031222 is a wasteful number, since it uses less digits than its factorization.

2102031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350338542.

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

The square root of 2102031222 is about 45847.9140419714. The cubic root of 2102031222 is about 1280.9919113959.

Adding to 2102031222 its reverse (2221302012), we get a palindrome (4323333234).

The spelling of 2102031222 in words is "two billion, one hundred two million, thirty-one thousand, two hundred twenty-two".