20133241042 has 16 divisors (see below), whose sum is σ = 30540269592. Its totient is φ = 9953349120.

The previous prime is 20133241033. The next prime is 20133241043. The reversal of 20133241042 is 24014233102.

It can be written as a sum of positive squares in 4 ways, for example, as 18766534081 + 1366706961 = 136991^2 + 36969^2 .

It is not an unprimeable number, because it can be changed into a prime (20133241043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156928 + ... + 254740.

Almost surely, 2^20133241042 is an apocalyptic number.

20133241042 is a deficient number, since it is larger than the sum of its proper divisors (10407028550).

20133241042 is a wasteful number, since it uses less digits than its factorization.

20133241042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98973.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20133241042 its reverse (24014233102), we get a palindrome (44147474144).

The spelling of 20133241042 in words is "twenty billion, one hundred thirty-three million, two hundred forty-one thousand, forty-two".