43432201131 has 12 divisors (see below), whose sum is σ = 63652703016. Its totient is φ = 26322545920.

The previous prime is 43432201091. The next prime is 43432201159. The reversal of 43432201131 is 13110223434.

It is a happy number.

43432201131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43432201131 - 2⁶ = 43432201067 is a prime.

It is a super-2 number, since 2×43432201131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43432203131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59823606 + ... + 59824331.

It is an arithmetic number, because the mean of its divisors is an integer number (5304391918).

Almost surely, 2^43432201131 is an apocalyptic number.

43432201131 is a deficient number, since it is larger than the sum of its proper divisors (20220501885).

43432201131 is a wasteful number, since it uses less digits than its factorization.

43432201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119647962 (or 119647951 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 43432201131 its reverse (13110223434), we get a palindrome (56542424565).

The spelling of 43432201131 in words is "forty-three billion, four hundred thirty-two million, two hundred one thousand, one hundred thirty-one".