235234351401421 has 2 divisors, whose sum is σ = 235234351401422. Its totient is φ = 235234351401420.

The previous prime is 235234351401391. The next prime is 235234351401547. The reversal of 235234351401421 is 124104153432532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176528796979396 + 58705554422025 = 13286414^2 + 7661955^2 .

It is a cyclic number.

It is not a de Polignac number, because 235234351401421 - 2⁴¹ = 233035328145869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235234351404421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117617175700710 + 117617175700711.

It is an arithmetic number, because the mean of its divisors is an integer number (117617175700711).

Almost surely, 2^{235234351401421} is an apocalyptic number.

It is an amenable number.

235234351401421 is a deficient number, since it is larger than the sum of its proper divisors (1).

235234351401421 is an equidigital number, since it uses as much as digits as its factorization.

235234351401421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 235234351401421 in words is "two hundred thirty-five trillion, two hundred thirty-four billion, three hundred fifty-one million, four hundred one thousand, four hundred twenty-one".