212520341422 has 4 divisors (see below), whose sum is σ = 318780512136. Its totient is φ = 106260170710.

The previous prime is 212520341419. The next prime is 212520341437. The reversal of 212520341422 is 224143025212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53130085354 + ... + 53130085357.

It is an arithmetic number, because the mean of its divisors is an integer number (79695128034).

Almost surely, 2^212520341422 is an apocalyptic number.

212520341422 is a deficient number, since it is larger than the sum of its proper divisors (106260170714).

212520341422 is a wasteful number, since it uses less digits than its factorization.

212520341422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106260170713.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 212520341422 its reverse (224143025212), we get a palindrome (436663366634).

The spelling of 212520341422 in words is "two hundred twelve billion, five hundred twenty million, three hundred forty-one thousand, four hundred twenty-two".