43213121102 has 8 divisors (see below), whose sum is σ = 65012025936. Its totient is φ = 21542445792.

The previous prime is 43213121101. The next prime is 43213121153. The reversal of 43213121102 is 20112131234.

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

It is a super-2 number, since 2×43213121102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43213121101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32056538 + ... + 32057885.

It is an arithmetic number, because the mean of its divisors is an integer number (8126503242).

Almost surely, 2^43213121102 is an apocalyptic number.

43213121102 is a deficient number, since it is larger than the sum of its proper divisors (21798904834).

43213121102 is a wasteful number, since it uses less digits than its factorization.

43213121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64114762.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 43213121102 its reverse (20112131234), we get a palindrome (63325252336).

The spelling of 43213121102 in words is "forty-three billion, two hundred thirteen million, one hundred twenty-one thousand, one hundred two".