43211055122 has 4 divisors (see below), whose sum is σ = 64816582686. Its totient is φ = 21605527560.

The previous prime is 43211055119. The next prime is 43211055161. The reversal of 43211055122 is 22155011234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24755560921 + 18455494201 = 157339^2 + 135851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43211055091 and 43211055100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10802763779 + ... + 10802763782.

Almost surely, 2^43211055122 is an apocalyptic number.

43211055122 is a deficient number, since it is larger than the sum of its proper divisors (21605527564).

43211055122 is a wasteful number, since it uses less digits than its factorization.

43211055122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21605527563.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 43211055122 its reverse (22155011234), we get a palindrome (65366066356).

The spelling of 43211055122 in words is "forty-three billion, two hundred eleven million, fifty-five thousand, one hundred twenty-two".