20012022112202 has 16 divisors (see below), whose sum is σ = 31784112588672. Its totient is φ = 9417329499840.

The previous prime is 20012022112169. The next prime is 20012022112207. The reversal of 20012022112202 is 20221122021002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (20012022112207) 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, 673793 + ... + 6362235.

It is an arithmetic number, because the mean of its divisors is an integer number (1986507036792).

Almost surely, 2^{20012022112202} is an apocalyptic number.

20012022112202 is a deficient number, since it is larger than the sum of its proper divisors (11772090476470).

20012022112202 is a wasteful number, since it uses less digits than its factorization.

20012022112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5791933.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20012022112202 its reverse (20221122021002), we get a palindrome (40233144133204).

The spelling of 20012022112202 in words is "twenty trillion, twelve billion, twenty-two million, one hundred twelve thousand, two hundred two".