20222002012122 has 32 divisors (see below), whose sum is σ = 45124246104960. Its totient is φ = 6712697759040.

The previous prime is 20222002012117. The next prime is 20222002012129. The reversal of 20222002012122 is 22121020022202.

20222002012122 is a `hidden beast` number, since 202 + 220 + 0 + 201 + 21 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20222002012095 and 20222002012104.

It is not an unprimeable number, because it can be changed into a prime (20222002012129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776919598 + ... + 776945625.

It is an arithmetic number, because the mean of its divisors is an integer number (1410132690780).

Almost surely, 2^{20222002012122} is an apocalyptic number.

20222002012122 is an abundant number, since it is smaller than the sum of its proper divisors (24902244092838).

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

20222002012122 is a wasteful number, since it uses less digits than its factorization.

20222002012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553865475 (or 1553865469 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20222002012122 its reverse (22121020022202), we get a palindrome (42343022034324).

The spelling of 20222002012122 in words is "twenty trillion, two hundred twenty-two billion, two million, twelve thousand, one hundred twenty-two".