20323222124 has 6 divisors (see below), whose sum is σ = 35565638724. Its totient is φ = 10161611060.

The previous prime is 20323222103. The next prime is 20323222133. The reversal of 20323222124 is 42122232302.

It is a self number, because there is not a number n which added to its sum of digits gives 20323222124.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2540402762 + ... + 2540402769.

It is an arithmetic number, because the mean of its divisors is an integer number (5927606454).

Almost surely, 2^20323222124 is an apocalyptic number.

It is an amenable number.

20323222124 is a deficient number, since it is larger than the sum of its proper divisors (15242416600).

20323222124 is a wasteful number, since it uses less digits than its factorization.

20323222124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5080805535 (or 5080805533 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20323222124 its reverse (42122232302), we get a palindrome (62445454426).

The spelling of 20323222124 in words is "twenty billion, three hundred twenty-three million, two hundred twenty-two thousand, one hundred twenty-four".