20220011222052 has 12 divisors (see below), whose sum is σ = 47180026184816. Its totient is φ = 6740003740680.

The previous prime is 20220011222051. The next prime is 20220011222087. The reversal of 20220011222052 is 25022211002202.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (20220011222051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842500467574 + ... + 842500467597.

Almost surely, 2^{20220011222052} is an apocalyptic number.

It is an amenable number.

20220011222052 is an abundant number, since it is smaller than the sum of its proper divisors (26960014962764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20220011222052 is a wasteful number, since it uses less digits than its factorization.

20220011222052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685000935178 (or 1685000935176 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 20220011222052 its reverse (25022211002202), we get a palindrome (45242222224254).

The spelling of 20220011222052 in words is "twenty trillion, two hundred twenty billion, eleven million, two hundred twenty-two thousand, fifty-two".