221540141482 has 16 divisors (see below), whose sum is σ = 362684125152. Its totient is φ = 100654538320.

The previous prime is 221540141479. The next prime is 221540141579. The reversal of 221540141482 is 284141045122.

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, 2226508 + ... + 2323879.

It is an arithmetic number, because the mean of its divisors is an integer number (22667757822).

Almost surely, 2^221540141482 is an apocalyptic number.

221540141482 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221540141482 is a deficient number, since it is larger than the sum of its proper divisors (141143983670).

221540141482 is a wasteful number, since it uses less digits than its factorization.

221540141482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552613.

The product of its (nonzero) digits is 20480, while the sum is 34.

The spelling of 221540141482 in words is "two hundred twenty-one billion, five hundred forty million, one hundred forty-one thousand, four hundred eighty-two".