43021222210 has 16 divisors (see below), whose sum is σ = 81993388536. Its totient is φ = 16196224768.

The previous prime is 43021222133. The next prime is 43021222213. The reversal of 43021222210 is 1222212034.

It can be written as a sum of positive squares in 4 ways, for example, as 32393880289 + 10627341921 = 179983^2 + 103089^2 .

It is a super-3 number, since 3×43021222210³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (43021222213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126532837 + ... + 126533176.

Almost surely, 2^43021222210 is an apocalyptic number.

43021222210 is a deficient number, since it is larger than the sum of its proper divisors (38972166326).

43021222210 is a wasteful number, since it uses less digits than its factorization.

43021222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253066037.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 43021222210 its reverse (1222212034), we get a palindrome (44243434244).

The spelling of 43021222210 in words is "forty-three billion, twenty-one million, two hundred twenty-two thousand, two hundred ten".