222131200330 has 32 divisors (see below), whose sum is σ = 430634335824. Its totient is φ = 82009760256.

The previous prime is 222131200301. The next prime is 222131200363. The reversal of 222131200330 is 33002131222.

It can be written as a sum of positive squares in 8 ways, for example, as 29921734441 + 192209465889 = 172979^2 + 438417^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222131200298 and 222131200307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1367812 + ... + 1521568.

Almost surely, 2^222131200330 is an apocalyptic number.

222131200330 is a deficient number, since it is larger than the sum of its proper divisors (208503135494).

222131200330 is a wasteful number, since it uses less digits than its factorization.

222131200330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164890.

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

Adding to 222131200330 its reverse (33002131222), we get a palindrome (255133331552).

The spelling of 222131200330 in words is "two hundred twenty-two billion, one hundred thirty-one million, two hundred thousand, three hundred thirty".