20022110121 has 64 divisors (see below), whose sum is σ = 31074140160. Its totient is φ = 11370670080.

The previous prime is 20022110083. The next prime is 20022110153. The reversal of 20022110121 is 12101122002.

It is not a de Polignac number, because 20022110121 - 2¹³ = 20022101929 is a prime.

20022110121 is a modest number, since divided by 110121 gives 20022 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 20022110097 and 20022110106.

It is not an unprimeable number, because it can be changed into a prime (20022110161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2989945 + ... + 2996633.

It is an arithmetic number, because the mean of its divisors is an integer number (485533440).

Almost surely, 2^20022110121 is an apocalyptic number.

It is an amenable number.

20022110121 is a deficient number, since it is larger than the sum of its proper divisors (11052030039).

20022110121 is a wasteful number, since it uses less digits than its factorization.

20022110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6846.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20022110121 its reverse (12101122002), we get a palindrome (32123232123).

The spelling of 20022110121 in words is "twenty billion, twenty-two million, one hundred ten thousand, one hundred twenty-one".