43102233120121 has 4 divisors (see below), whose sum is σ = 49259694994432. Its totient is φ = 36944771245812.

The previous prime is 43102233120113. The next prime is 43102233120127. The reversal of 43102233120121 is 12102133220134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43102233120121 - 2³ = 43102233120113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43102233120127) 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, 3078730937145 + ... + 3078730937158.

It is an arithmetic number, because the mean of its divisors is an integer number (12314923748608).

Almost surely, 2^{43102233120121} is an apocalyptic number.

It is an amenable number.

43102233120121 is a deficient number, since it is larger than the sum of its proper divisors (6157461874311).

43102233120121 is an equidigital number, since it uses as much as digits as its factorization.

43102233120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6157461874310.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 43102233120121 its reverse (12102133220134), we get a palindrome (55204366340255).

The spelling of 43102233120121 in words is "forty-three trillion, one hundred two billion, two hundred thirty-three million, one hundred twenty thousand, one hundred twenty-one".