212424434102 has 16 divisors (see below), whose sum is σ = 319329222912. Its totient is φ = 105981419880.

The previous prime is 212424434063. The next prime is 212424434111. The reversal of 212424434102 is 201434424212.

It is a happy number.

It is a congruent 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, 13118303 + ... + 13134485.

It is an arithmetic number, because the mean of its divisors is an integer number (19958076432).

Almost surely, 2^212424434102 is an apocalyptic number.

212424434102 is a deficient number, since it is larger than the sum of its proper divisors (106904788810).

212424434102 is a wasteful number, since it uses less digits than its factorization.

212424434102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30043.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 212424434102 its reverse (201434424212), we get a palindrome (413858858314).

The spelling of 212424434102 in words is "two hundred twelve billion, four hundred twenty-four million, four hundred thirty-four thousand, one hundred two".