212432140300330 has 16 divisors (see below), whose sum is σ = 382379056073640. Its totient is φ = 84972588668352.

The previous prime is 212432140300291. The next prime is 212432140300333. The reversal of 212432140300330 is 33003041234212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 162963326272681 + 49468814027649 = 12765709^2 + 7033407^2 .

It is not an unprimeable number, because it can be changed into a prime (212432140300333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30079485 + ... + 36464224.

Almost surely, 2^{212432140300330} is an apocalyptic number.

212432140300330 is a deficient number, since it is larger than the sum of its proper divisors (169946915773310).

212432140300330 is a wasteful number, since it uses less digits than its factorization.

212432140300330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66862953.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 212432140300330 its reverse (33003041234212), we get a palindrome (245435181534542).

The spelling of 212432140300330 in words is "two hundred twelve trillion, four hundred thirty-two billion, one hundred forty million, three hundred thousand, three hundred thirty".