331230022 has 4 divisors (see below), whose sum is σ = 496845036. Its totient is φ = 165615010.

The previous prime is 331229959. The next prime is 331230037. The reversal of 331230022 is 220032133.

331230022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 331229978 and 331230005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82807504 + ... + 82807507.

It is an arithmetic number, because the mean of its divisors is an integer number (124211259).

Almost surely, 2^331230022 is an apocalyptic number.

331230022 is a deficient number, since it is larger than the sum of its proper divisors (165615014).

331230022 is a wasteful number, since it uses less digits than its factorization.

331230022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165615013.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 331230022 is about 18199.7258770565. The cubic root of 331230022 is about 691.8998415522.

Adding to 331230022 its reverse (220032133), we get a palindrome (551262155).

The spelling of 331230022 in words is "three hundred thirty-one million, two hundred thirty thousand, twenty-two".