20210102111122 has 24 divisors (see below), whose sum is σ = 38081845303488. Its totient is φ = 7874065756920.

The previous prime is 20210102111107. The next prime is 20210102111131. The reversal of 20210102111122 is 22111120101202.

It is a junction number, because it is equal to n+sod(n) for n = 20210102111096 and 20210102111105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5965199638 + ... + 5965203025.

It is an arithmetic number, because the mean of its divisors is an integer number (1586743554312).

Almost surely, 2^{20210102111122} is an apocalyptic number.

20210102111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20210102111122 is a deficient number, since it is larger than the sum of its proper divisors (17871743192366).

20210102111122 is a wasteful number, since it uses less digits than its factorization.

20210102111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930402694 (or 11930402683 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20210102111122 its reverse (22111120101202), we get a palindrome (42321222212324).

The spelling of 20210102111122 in words is "twenty trillion, two hundred ten billion, one hundred two million, one hundred eleven thousand, one hundred twenty-two".