43552101231 has 6 divisors (see below), whose sum is σ = 62908590680. Its totient is φ = 29034734148.

The previous prime is 43552101199. The next prime is 43552101269. The reversal of 43552101231 is 13210125534.

43552101231 is a `hidden beast` number, since 4 + 3 + 552 + 101 + 2 + 3 + 1 = 666.

It is not a de Polignac number, because 43552101231 - 2⁵ = 43552101199 is a prime.

It is a super-2 number, since 2×43552101231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43552101195 and 43552101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43552106231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2419561171 + ... + 2419561188.

Almost surely, 2^43552101231 is an apocalyptic number.

43552101231 is a deficient number, since it is larger than the sum of its proper divisors (19356489449).

43552101231 is a wasteful number, since it uses less digits than its factorization.

43552101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839122365 (or 4839122362 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 43552101231 its reverse (13210125534), we get a palindrome (56762226765).

The spelling of 43552101231 in words is "forty-three billion, five hundred fifty-two million, one hundred one thousand, two hundred thirty-one".