212020222221002 has 16 divisors (see below), whose sum is σ = 362640923075592. Its totient is φ = 92099282050560.

The previous prime is 212020222220953. The next prime is 212020222221043. The reversal of 212020222221002 is 200122222020212.

It can be written as a sum of positive squares in 4 ways, for example, as 121613233009921 + 90406989211081 = 11027839^2 + 9508259^2 .

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 7 ways as a sum of consecutive naturals, for example, 239841879899 + ... + 239841880782.

Almost surely, 2^{212020222221002} is an apocalyptic number.

212020222221002 is a deficient number, since it is larger than the sum of its proper divisors (150620700854590).

212020222221002 is a wasteful number, since it uses less digits than its factorization.

212020222221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479683760713.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 212020222221002 its reverse (200122222020212), we get a palindrome (412142444241214).

The spelling of 212020222221002 in words is "two hundred twelve trillion, twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, two".