20012111122022 has 16 divisors (see below), whose sum is σ = 31331931259392. Its totient is φ = 9568373671560.

The previous prime is 20012111122001. The next prime is 20012111122097. The reversal of 20012111122022 is 22022111121002.

It is a congruent number.

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, 59740148 + ... + 60074199.

It is an arithmetic number, because the mean of its divisors is an integer number (1958245703712).

Almost surely, 2^{20012111122022} is an apocalyptic number.

20012111122022 is a deficient number, since it is larger than the sum of its proper divisors (11319820137370).

20012111122022 is a wasteful number, since it uses less digits than its factorization.

20012111122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119818003.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20012111122022 its reverse (22022111121002), we get a palindrome (42034222243024).

The spelling of 20012111122022 in words is "twenty trillion, twelve billion, one hundred eleven million, one hundred twenty-two thousand, twenty-two".