212222200055754 has 32 divisors (see below), whose sum is σ = 498189566157696. Its totient is φ = 58996132833600.

The previous prime is 212222200055729. The next prime is 212222200055809. The reversal of 212222200055754 is 457550002222212.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68282559597 + ... + 68282562704.

It is an arithmetic number, because the mean of its divisors is an integer number (15568423942428).

Almost surely, 2^{212222200055754} is an apocalyptic number.

212222200055754 is an abundant number, since it is smaller than the sum of its proper divisors (285967366101942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212222200055754 is a wasteful number, since it uses less digits than its factorization.

212222200055754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136565122350.

The product of its (nonzero) digits is 224000, while the sum is 39.

Adding to 212222200055754 its reverse (457550002222212), we get a palindrome (669772202277966).

The spelling of 212222200055754 in words is "two hundred twelve trillion, two hundred twenty-two billion, two hundred million, fifty-five thousand, seven hundred fifty-four".