20111323103132 has 96 divisors (see below), whose sum is σ = 37264375814400. Its totient is φ = 9481591927808.

The previous prime is 20111323103101. The next prime is 20111323103189. The reversal of 20111323103132 is 23130132311102.

It is a junction number, because it is equal to n+sod(n) for n = 20111323103098 and 20111323103107.

It is a congruent number.

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, 8990308718 + ... + 8990310954.

It is an arithmetic number, because the mean of its divisors is an integer number (388170581400).

Almost surely, 2^{20111323103132} is an apocalyptic number.

It is an amenable number.

20111323103132 is a deficient number, since it is larger than the sum of its proper divisors (17153052711268).

20111323103132 is a wasteful number, since it uses less digits than its factorization.

20111323103132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5183 (or 5181 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 20111323103132 its reverse (23130132311102), we get a palindrome (43241455414234).

The spelling of 20111323103132 in words is "twenty trillion, one hundred eleven billion, three hundred twenty-three million, one hundred three thousand, one hundred thirty-two".