20133441042 has 64 divisors (see below), whose sum is σ = 48313165824. Its totient is φ = 5511896640.

The previous prime is 20133441019. The next prime is 20133441049. The reversal of 20133441042 is 24014433102.

It is not an unprimeable number, because it can be changed into a prime (20133441049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209308 + ... + 289959.

It is an arithmetic number, because the mean of its divisors is an integer number (754893216).

Almost surely, 2^20133441042 is an apocalyptic number.

20133441042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20133441042 is an abundant number, since it is smaller than the sum of its proper divisors (28179724782).

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

20133441042 is a wasteful number, since it uses less digits than its factorization.

20133441042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499343.

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

Adding to 20133441042 its reverse (24014433102), we get a palindrome (44147874144).

The spelling of 20133441042 in words is "twenty billion, one hundred thirty-three million, four hundred forty-one thousand, forty-two".