212054433134 has 8 divisors (see below), whose sum is σ = 318126833640. Its totient is φ = 106012155256.

The previous prime is 212054433131. The next prime is 212054433181. The reversal of 212054433134 is 431334450212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×212054433134² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212054433134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212054433131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7513049 + ... + 7541220.

It is an arithmetic number, because the mean of its divisors is an integer number (39765854205).

Almost surely, 2^212054433134 is an apocalyptic number.

212054433134 is a deficient number, since it is larger than the sum of its proper divisors (106072400506).

212054433134 is a wasteful number, since it uses less digits than its factorization.

212054433134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15061314.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 212054433134 its reverse (431334450212), we get a palindrome (643388883346).

The spelling of 212054433134 in words is "two hundred twelve billion, fifty-four million, four hundred thirty-three thousand, one hundred thirty-four".