20122124 has 24 divisors (see below), whose sum is σ = 38719296. Its totient is φ = 9074000.

The previous prime is 20122093. The next prime is 20122133. The reversal of 20122124 is 42122102.

It is a junction number, because it is equal to n+sod(n) for n = 20122099 and 20122108.

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, 4019 + ... + 7509.

It is an arithmetic number, because the mean of its divisors is an integer number (1613304).

Almost surely, 2^20122124 is an apocalyptic number.

It is an amenable number.

20122124 is a deficient number, since it is larger than the sum of its proper divisors (18597172).

20122124 is a wasteful number, since it uses less digits than its factorization.

20122124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3637 (or 3635 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 20122124 is about 4485.7690533508. The cubic root of 20122124 is about 271.9931334772.

Adding to 20122124 its reverse (42122102), we get a palindrome (62244226).

The spelling of 20122124 in words is "twenty million, one hundred twenty-two thousand, one hundred twenty-four".