212250550434 has 16 divisors (see below), whose sum is σ = 457155031872. Its totient is φ = 65307861648.

The previous prime is 212250550433. The next prime is 212250550439. The reversal of 212250550434 is 434055052212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212250550395 and 212250550404.

It is not an unprimeable number, because it can be changed into a prime (212250550433) 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 7 ways as a sum of consecutive naturals, for example, 1360580374 + ... + 1360580529.

It is an arithmetic number, because the mean of its divisors is an integer number (28572189492).

Almost surely, 2^212250550434 is an apocalyptic number.

212250550434 is an abundant number, since it is smaller than the sum of its proper divisors (244904481438).

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

212250550434 is a wasteful number, since it uses less digits than its factorization.

212250550434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721160921.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 212250550434 in words is "two hundred twelve billion, two hundred fifty million, five hundred fifty thousand, four hundred thirty-four".