2331201222030 has 128 divisors (see below), whose sum is σ = 5733764195328. Its totient is φ = 606413187072.

The previous prime is 2331201222011. The next prime is 2331201222037. The reversal of 2331201222030 is 302221021332.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2331201221988 and 2331201222006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331201222037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 295946452 + ... + 295954328.

It is an arithmetic number, because the mean of its divisors is an integer number (44795032776).

Almost surely, 2^{2331201222030} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2331201222030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2866882097664).

2331201222030 is an abundant number, since it is smaller than the sum of its proper divisors (3402562973298).

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

2331201222030 is a wasteful number, since it uses less digits than its factorization.

2331201222030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9370.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2331201222030 its reverse (302221021332), we get a palindrome (2633422243362).

The spelling of 2331201222030 in words is "two trillion, three hundred thirty-one billion, two hundred one million, two hundred twenty-two thousand, thirty".