212414230144 has 16 divisors (see below), whose sum is σ = 423168974370. Its totient is φ = 106207115008.

The previous prime is 212414230141. The next prime is 212414230177. The reversal of 212414230144 is 441032414212.

It can be written as a sum of positive squares in only one way, i.e., 136965127744 + 75449102400 = 370088^2 + 274680^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (212414230141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 829742959 + ... + 829743214.

Almost surely, 2^212414230144 is an apocalyptic number.

It is an amenable number.

212414230144 is a deficient number, since it is larger than the sum of its proper divisors (210754744226).

212414230144 is an equidigital number, since it uses as much as digits as its factorization.

212414230144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659486187 (or 1659486175 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 212414230144 its reverse (441032414212), we get a palindrome (653446644356).

The spelling of 212414230144 in words is "two hundred twelve billion, four hundred fourteen million, two hundred thirty thousand, one hundred forty-four".