20116121527432 has 16 divisors (see below), whose sum is σ = 43105974701760. Its totient is φ = 8621194940304.

The previous prime is 20116121527409. The next prime is 20116121527459. The reversal of 20116121527432 is 23472512161102.

It is a junction number, because it is equal to n+sod(n) for n = 20116121527391 and 20116121527400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179608227868 + ... + 179608227979.

It is an arithmetic number, because the mean of its divisors is an integer number (2694123418860).

Almost surely, 2^{20116121527432} is an apocalyptic number.

It is an amenable number.

20116121527432 is an abundant number, since it is smaller than the sum of its proper divisors (22989853174328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20116121527432 is a wasteful number, since it uses less digits than its factorization.

20116121527432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359216455860 (or 359216455856 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

Adding to 20116121527432 its reverse (23472512161102), we get a palindrome (43588633688534).

The spelling of 20116121527432 in words is "twenty trillion, one hundred sixteen billion, one hundred twenty-one million, five hundred twenty-seven thousand, four hundred thirty-two".