43421321102 has 8 divisors (see below), whose sum is σ = 65252375112. Its totient is φ = 21670529400.

The previous prime is 43421321059. The next prime is 43421321117. The reversal of 43421321102 is 20112312434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×43421321102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20064224 + ... + 20066387.

It is an arithmetic number, because the mean of its divisors is an integer number (8156546889).

Almost surely, 2^43421321102 is an apocalyptic number.

43421321102 is a deficient number, since it is larger than the sum of its proper divisors (21831054010).

43421321102 is a wasteful number, since it uses less digits than its factorization.

43421321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40131154.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 43421321102 its reverse (20112312434), we get a palindrome (63533633536).

The spelling of 43421321102 in words is "forty-three billion, four hundred twenty-one million, three hundred twenty-one thousand, one hundred two".