20220122112122 has 16 divisors (see below), whose sum is σ = 30475956174120. Its totient is φ = 10061541777408.

The previous prime is 20220122112103. The next prime is 20220122112131. The reversal of 20220122112122 is 22121122102202.

It can be written as a sum of positive squares in 4 ways, for example, as 18847571621641 + 1372550490481 = 4341379^2 + 1171559^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20220122112094 and 20220122112103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17366297 + ... + 18494012.

Almost surely, 2^{20220122112122} is an apocalyptic number.

20220122112122 is a deficient number, since it is larger than the sum of its proper divisors (10255834061998).

20220122112122 is a wasteful number, since it uses less digits than its factorization.

20220122112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35861665.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20220122112122 its reverse (22121122102202), we get a palindrome (42341244214324).

The spelling of 20220122112122 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".