20012022222122 has 96 divisors (see below), whose sum is σ = 35719095709440. Its totient is φ = 8382407523840.

The previous prime is 20012022222097. The next prime is 20012022222223. The reversal of 20012022222122 is 22122222021002.

It is a junction number, because it is equal to n+sod(n) for n = 20012022222094 and 20012022222103.

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 47 ways as a sum of consecutive naturals, for example, 559618079 + ... + 559653837.

It is an arithmetic number, because the mean of its divisors is an integer number (372073913640).

Almost surely, 2^{20012022222122} is an apocalyptic number.

20012022222122 is a deficient number, since it is larger than the sum of its proper divisors (15707073487318).

20012022222122 is a wasteful number, since it uses less digits than its factorization.

20012022222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36556 (or 36549 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20012022222122 its reverse (22122222021002), we get a palindrome (42134244243124).

The spelling of 20012022222122 in words is "twenty trillion, twelve billion, twenty-two million, two hundred twenty-two thousand, one hundred twenty-two".