201220002022 has 32 divisors (see below), whose sum is σ = 326260563552. Its totient is φ = 92524529664.

The previous prime is 201220001971. The next prime is 201220002077. The reversal of 201220002022 is 220200022102.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 201220001993 and 201220002011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21969868 + ... + 21979024.

It is an arithmetic number, because the mean of its divisors is an integer number (10195642611).

Almost surely, 2^201220002022 is an apocalyptic number.

201220002022 is a deficient number, since it is larger than the sum of its proper divisors (125040561530).

201220002022 is a wasteful number, since it uses less digits than its factorization.

201220002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12232.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 201220002022 its reverse (220200022102), we get a palindrome (421420024124).

The spelling of 201220002022 in words is "two hundred one billion, two hundred twenty million, two thousand, twenty-two".