20022100122123 has 96 divisors (see below), whose sum is σ = 34079762059200. Its totient is φ = 11191803494400.

The previous prime is 20022100122109. The next prime is 20022100122203. The reversal of 20022100122123 is 32122100122002.

20022100122123 is a `hidden beast` number, since 200 + 221 + 0 + 0 + 1 + 221 + 23 = 666.

It is not a de Polignac number, because 20022100122123 - 2⁴ = 20022100122107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022100122096 and 20022100122105.

It is not an unprimeable number, because it can be changed into a prime (20022100126123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27253843 + ... + 27978851.

It is an arithmetic number, because the mean of its divisors is an integer number (354997521450).

Almost surely, 2^{20022100122123} is an apocalyptic number.

20022100122123 is a deficient number, since it is larger than the sum of its proper divisors (14057661937077).

20022100122123 is a wasteful number, since it uses less digits than its factorization.

20022100122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725373 (or 725370 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20022100122123 its reverse (32122100122002), we get a palindrome (52144200244125).

The spelling of 20022100122123 in words is "twenty trillion, twenty-two billion, one hundred million, one hundred twenty-two thousand, one hundred twenty-three".