2231122330 has 32 divisors (see below), whose sum is σ = 4273689600. Its totient is φ = 835718400.

The previous prime is 2231122307. The next prime is 2231122339. The reversal of 2231122330 is 332211322.

2231122330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2231122330³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231122298 and 2231122307.

It is not an unprimeable number, because it can be changed into a prime (2231122339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855 + ... + 66805.

It is an arithmetic number, because the mean of its divisors is an integer number (133552800).

Almost surely, 2^2231122330 is an apocalyptic number.

2231122330 is a deficient number, since it is larger than the sum of its proper divisors (2042567270).

2231122330 is a wasteful number, since it uses less digits than its factorization.

2231122330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66174.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2231122330 is about 47234.7576473088. The cubic root of 2231122330 is about 1306.6956969666.

Adding to 2231122330 its reverse (332211322), we get a palindrome (2563333652).

The spelling of 2231122330 in words is "two billion, two hundred thirty-one million, one hundred twenty-two thousand, three hundred thirty".