1150522221942 has 16 divisors (see below), whose sum is σ = 2556716048880. Its totient is φ = 383507407296.

The previous prime is 1150522221941. The next prime is 1150522222007. The reversal of 1150522221942 is 2491222250511.

1150522221942 is a `hidden beast` number, since 11 + 50 + 522 + 22 + 19 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1150522221897 and 1150522221906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150522221941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10652983483 + ... + 10652983590.

It is an arithmetic number, because the mean of its divisors is an integer number (159794753055).

Almost surely, 2^{1150522221942} is an apocalyptic number.

1150522221942 is an abundant number, since it is smaller than the sum of its proper divisors (1406193826938).

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

1150522221942 is a wasteful number, since it uses less digits than its factorization.

1150522221942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21305967084 (or 21305967078 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 1150522221942 in words is "one trillion, one hundred fifty billion, five hundred twenty-two million, two hundred twenty-one thousand, nine hundred forty-two".