43111041204 has 48 divisors (see below), whose sum is σ = 125413940736. Its totient is φ = 11197672800.

The previous prime is 43111041199. The next prime is 43111041223. The reversal of 43111041204 is 40214011134.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23327562 + ... + 23329409.

It is an arithmetic number, because the mean of its divisors is an integer number (2612790432).

Almost surely, 2^43111041204 is an apocalyptic number.

43111041204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43111041204 is an abundant number, since it is smaller than the sum of its proper divisors (82302899532).

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

43111041204 is a wasteful number, since it uses less digits than its factorization.

43111041204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46656996 (or 46656994 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 43111041204 its reverse (40214011134), we get a palindrome (83325052338).

The spelling of 43111041204 in words is "forty-three billion, one hundred eleven million, forty-one thousand, two hundred four".