34151302121 has 4 divisors (see below), whose sum is σ = 34158002244. Its totient is φ = 34144602000.

The previous prime is 34151302043. The next prime is 34151302177. The reversal of 34151302121 is 12120315143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3117547225 + 31033754896 = 55835^2 + 176164^2 .

It is a cyclic number.

It is not a de Polignac number, because 34151302121 - 2²⁶ = 34084193257 is a prime.

It is a super-2 number, since 2×34151302121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34151302321) 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, 3342410 + ... + 3352611.

It is an arithmetic number, because the mean of its divisors is an integer number (8539500561).

Almost surely, 2^34151302121 is an apocalyptic number.

It is an amenable number.

34151302121 is a deficient number, since it is larger than the sum of its proper divisors (6700123).

34151302121 is an equidigital number, since it uses as much as digits as its factorization.

34151302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700122.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 34151302121 its reverse (12120315143), we get a palindrome (46271617264).

The spelling of 34151302121 in words is "thirty-four billion, one hundred fifty-one million, three hundred two thousand, one hundred twenty-one".