20313012133132 has 24 divisors (see below), whose sum is σ = 35732207347200. Its totient is φ = 10103946377856.

The previous prime is 20313012133121. The next prime is 20313012133153. The reversal of 20313012133132 is 23133121031302.

It is a junction number, because it is equal to n+sod(n) for n = 20313012133097 and 20313012133106.

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, 16446657 + ... + 17638552.

It is an arithmetic number, because the mean of its divisors is an integer number (1488841972800).

Almost surely, 2^{20313012133132} is an apocalyptic number.

It is an amenable number.

20313012133132 is a deficient number, since it is larger than the sum of its proper divisors (15419195214068).

20313012133132 is a wasteful number, since it uses less digits than its factorization.

20313012133132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34085985 (or 34085983 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20313012133132 its reverse (23133121031302), we get a palindrome (43446133164434).

The spelling of 20313012133132 in words is "twenty trillion, three hundred thirteen billion, twelve million, one hundred thirty-three thousand, one hundred thirty-two".