212021013022 has 32 divisors (see below), whose sum is σ = 408441825792. Its totient is φ = 80229641184.

The previous prime is 212021012911. The next prime is 212021013059. The reversal of 212021013022 is 220310120212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212021012987 and 212021013005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25320828 + ... + 25329199.

It is an arithmetic number, because the mean of its divisors is an integer number (12763807056).

Almost surely, 2^212021013022 is an apocalyptic number.

212021013022 is a deficient number, since it is larger than the sum of its proper divisors (196420812770).

212021013022 is a wasteful number, since it uses less digits than its factorization.

212021013022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50650072.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212021013022 its reverse (220310120212), we get a palindrome (432331133234).

The spelling of 212021013022 in words is "two hundred twelve billion, twenty-one million, thirteen thousand, twenty-two".