2002132123242 has 64 divisors (see below), whose sum is σ = 4129957601280. Its totient is φ = 646842216384.

The previous prime is 2002132123237. The next prime is 2002132123261. The reversal of 2002132123242 is 2423212312002.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 6014623 + ... + 6338765.

It is an arithmetic number, because the mean of its divisors is an integer number (64530587520).

Almost surely, 2^{2002132123242} is an apocalyptic number.

2002132123242 is an abundant number, since it is smaller than the sum of its proper divisors (2127825478038).

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

2002132123242 is a wasteful number, since it uses less digits than its factorization.

2002132123242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324467.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2002132123242 its reverse (2423212312002), we get a palindrome (4425344435244).

The spelling of 2002132123242 in words is "two trillion, two billion, one hundred thirty-two million, one hundred twenty-three thousand, two hundred forty-two".