212022020111002 has 16 divisors (see below), whose sum is σ = 318192392097000. Its totient is φ = 105957893020672.

The previous prime is 212022020110973. The next prime is 212022020111003. The reversal of 212022020111002 is 200111020220212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45216761884281 + 166805258226721 = 6724341^2 + 12915311^2 .

It is not an unprimeable number, because it can be changed into a prime (212022020111003) by changing a digit.

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, 118599978 + ... + 120374410.

Almost surely, 2^{212022020111002} is an apocalyptic number.

212022020111002 is a deficient number, since it is larger than the sum of its proper divisors (106170371985998).

212022020111002 is a wasteful number, since it uses less digits than its factorization.

212022020111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804337.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212022020111002 its reverse (200111020220212), we get a palindrome (412133040331214).

The spelling of 212022020111002 in words is "two hundred twelve trillion, twenty-two billion, twenty million, one hundred eleven thousand, two".