34223155121 has 4 divisors (see below), whose sum is σ = 34227661632. Its totient is φ = 34218648612.

The previous prime is 34223155117. The next prime is 34223155123. The reversal of 34223155121 is 12155132243.

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 34223155121 - 2² = 34223155117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34223155123) 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, 2241845 + ... + 2257058.

It is an arithmetic number, because the mean of its divisors is an integer number (8556915408).

Almost surely, 2^34223155121 is an apocalyptic number.

It is an amenable number.

34223155121 is a deficient number, since it is larger than the sum of its proper divisors (4506511).

34223155121 is an equidigital number, since it uses as much as digits as its factorization.

34223155121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4506510.

The product of its digits is 7200, while the sum is 29.

Adding to 34223155121 its reverse (12155132243), we get a palindrome (46378287364).

The spelling of 34223155121 in words is "thirty-four billion, two hundred twenty-three million, one hundred fifty-five thousand, one hundred twenty-one".