2003221222310 has 32 divisors (see below), whose sum is σ = 4495540614912. Its totient is φ = 624380640480.

The previous prime is 2003221222243. The next prime is 2003221222319. The reversal of 2003221222310 is 132221223002.

It is a happy number.

It is a super-2 number, since 2×2003221222310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003221222319) 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 15 ways as a sum of consecutive naturals, for example, 1300792232 + ... + 1300793771.

It is an arithmetic number, because the mean of its divisors is an integer number (140485644216).

Almost surely, 2^{2003221222310} is an apocalyptic number.

2003221222310 is an abundant number, since it is smaller than the sum of its proper divisors (2492319392602).

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

2003221222310 is a wasteful number, since it uses less digits than its factorization.

2003221222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601586028.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2003221222310 its reverse (132221223002), we get a palindrome (2135442445312).

The spelling of 2003221222310 in words is "two trillion, three billion, two hundred twenty-one million, two hundred twenty-two thousand, three hundred ten".