212334420435 has 16 divisors (see below), whose sum is σ = 339992674560. Its totient is φ = 113159156960.

The previous prime is 212334420427. The next prime is 212334420437. The reversal of 212334420435 is 534024433212.

It is not a de Polignac number, because 212334420435 - 2³ = 212334420427 is a prime.

It is a super-2 number, since 2×212334420435² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212334420396 and 212334420405.

It is not an unprimeable number, because it can be changed into a prime (212334420437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5346261 + ... + 5385830.

It is an arithmetic number, because the mean of its divisors is an integer number (21249542160).

Almost surely, 2^212334420435 is an apocalyptic number.

212334420435 is a deficient number, since it is larger than the sum of its proper divisors (127658254125).

212334420435 is a wasteful number, since it uses less digits than its factorization.

212334420435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733418.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 212334420435 its reverse (534024433212), we get a palindrome (746358853647).

The spelling of 212334420435 in words is "two hundred twelve billion, three hundred thirty-four million, four hundred twenty thousand, four hundred thirty-five".