20303223122 has 32 divisors (see below), whose sum is σ = 37490366592. Its totient is φ = 8030438784.

The previous prime is 20303223077. The next prime is 20303223139. The reversal of 20303223122 is 22132230302.

It is a junction number, because it is equal to n+sod(n) for n = 20303223094 and 20303223103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371653 + ... + 1386375.

It is an arithmetic number, because the mean of its divisors is an integer number (1171573956).

Almost surely, 2^20303223122 is an apocalyptic number.

20303223122 is a deficient number, since it is larger than the sum of its proper divisors (17187143470).

20303223122 is a wasteful number, since it uses less digits than its factorization.

20303223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22322.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20303223122 its reverse (22132230302), we get a palindrome (42435453424).

The spelling of 20303223122 in words is "twenty billion, three hundred three million, two hundred twenty-three thousand, one hundred twenty-two".