234121135144025 has 6 divisors (see below), whose sum is σ = 290310207578622. Its totient is φ = 187296908115200.

The previous prime is 234121135144007. The next prime is 234121135144049. The reversal of 234121135144025 is 520441531121432.

234121135144025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 47491766096329 + 186629369047696 = 6891427^2 + 13661236^2 .

It is not a de Polignac number, because 234121135144025 - 2²⁶ = 234121068035161 is a prime.

It is a super-2 number, since 2×234121135144025² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234121135144025.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4682422702856 + ... + 4682422702905.

It is an arithmetic number, because the mean of its divisors is an integer number (48385034596437).

Almost surely, 2^{234121135144025} is an apocalyptic number.

234121135144025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

234121135144025 is a deficient number, since it is larger than the sum of its proper divisors (56189072434597).

234121135144025 is an equidigital number, since it uses as much as digits as its factorization.

234121135144025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9364845405771 (or 9364845405766 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 234121135144025 its reverse (520441531121432), we get a palindrome (754562666265457).

The spelling of 234121135144025 in words is "two hundred thirty-four trillion, one hundred twenty-one billion, one hundred thirty-five million, one hundred forty-four thousand, twenty-five".