20132441421042 has 32 divisors (see below), whose sum is σ = 40721271877440. Its totient is φ = 6634763688960.

The previous prime is 20132441421041. The next prime is 20132441421061. The reversal of 20132441421042 is 24012414423102.

It is not an unprimeable number, because it can be changed into a prime (20132441421041) 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 15 ways as a sum of consecutive naturals, for example, 3650817 + ... + 7320747.

It is an arithmetic number, because the mean of its divisors is an integer number (1272539746170).

Almost surely, 2^{20132441421042} is an apocalyptic number.

20132441421042 is an abundant number, since it is smaller than the sum of its proper divisors (20588830456398).

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

20132441421042 is a wasteful number, since it uses less digits than its factorization.

20132441421042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3680298.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 20132441421042 its reverse (24012414423102), we get a palindrome (44144855844144).

The spelling of 20132441421042 in words is "twenty trillion, one hundred thirty-two billion, four hundred forty-one million, four hundred twenty-one thousand, forty-two".