116220811442 has 6 divisors (see below), whose sum is σ = 174331940349. Its totient is φ = 58110164660.

The previous prime is 116220811439. The next prime is 116220811451. The reversal of 116220811442 is 244118022611.

It can be written as a sum of positive squares in 2 ways, for example, as 72640491361 + 43580320081 = 269519^2 + 208759^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=241061.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116220811399 and 116220811408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 361592 + ... + 602652.

Almost surely, 2^116220811442 is an apocalyptic number.

116220811442 is a deficient number, since it is larger than the sum of its proper divisors (58111128907).

116220811442 is an frugal number, since it uses more digits than its factorization.

116220811442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482124 (or 241063 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

Multiplying 116220811442 by its sum of digits (32), we get a square (3719065966144 = 1928488²).

The spelling of 116220811442 in words is "one hundred sixteen billion, two hundred twenty million, eight hundred eleven thousand, four hundred forty-two".