2001230302222 has 16 divisors (see below), whose sum is σ = 3016184655744. Its totient is φ = 995835771000.

The previous prime is 2001230302207. The next prime is 2001230302223. The reversal of 2001230302222 is 2222030321002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001230302222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001230302223) 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, 13841847 + ... + 13985677.

It is an arithmetic number, because the mean of its divisors is an integer number (188511540984).

Almost surely, 2^{2001230302222} is an apocalyptic number.

2001230302222 is a deficient number, since it is larger than the sum of its proper divisors (1014954353522).

2001230302222 is a wasteful number, since it uses less digits than its factorization.

2001230302222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177015.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2001230302222 its reverse (2222030321002), we get a palindrome (4223260623224).

The spelling of 2001230302222 in words is "two trillion, one billion, two hundred thirty million, three hundred two thousand, two hundred twenty-two".