20011223323130 has 64 divisors (see below), whose sum is σ = 38946230991360. Its totient is φ = 7359204651264.

The previous prime is 20011223323111. The next prime is 20011223323159. The reversal of 20011223323130 is 3132332211002.

It is a junction number, because it is equal to n+sod(n) for n = 20011223323096 and 20011223323105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126057467 + ... + 126216113.

It is an arithmetic number, because the mean of its divisors is an integer number (608534859240).

Almost surely, 2^{20011223323130} is an apocalyptic number.

20011223323130 is a deficient number, since it is larger than the sum of its proper divisors (18935007668230).

20011223323130 is a wasteful number, since it uses less digits than its factorization.

20011223323130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162543.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20011223323130 its reverse (3132332211002), we get a palindrome (23143555534132).

The spelling of 20011223323130 in words is "twenty trillion, eleven billion, two hundred twenty-three million, three hundred twenty-three thousand, one hundred thirty".