303212212130 has 16 divisors (see below), whose sum is σ = 545793285240. Its totient is φ = 121282372992.

The previous prime is 303212212081. The next prime is 303212212141. The reversal of 303212212130 is 31212212303.

It can be written as a sum of positive squares in 4 ways, for example, as 247652536609 + 55559675521 = 497647^2 + 235711^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239462 + ... + 814718.

Almost surely, 2^303212212130 is an apocalyptic number.

303212212130 is a deficient number, since it is larger than the sum of its proper divisors (242581073110).

303212212130 is a wasteful number, since it uses less digits than its factorization.

303212212130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627973.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 303212212130 its reverse (31212212303), we get a palindrome (334424424433).

The spelling of 303212212130 in words is "three hundred three billion, two hundred twelve million, two hundred twelve thousand, one hundred thirty".