141212121233423 has 4 divisors (see below), whose sum is σ = 141212459178648. Its totient is φ = 141211783288200.

The previous prime is 141212121233419. The next prime is 141212121233467. The reversal of 141212121233423 is 324332121212141.

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

It is a cyclic number.

It is not a de Polignac number, because 141212121233423 - 2² = 141212121233419 is a prime.

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 141212121233423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141212121233723) 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, 168345053 + ... + 169181798.

It is an arithmetic number, because the mean of its divisors is an integer number (35303114794662).

Almost surely, 2^{141212121233423} is an apocalyptic number.

141212121233423 is a deficient number, since it is larger than the sum of its proper divisors (337945225).

141212121233423 is an equidigital number, since it uses as much as digits as its factorization.

141212121233423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337945224.

The product of its digits is 13824, while the sum is 32.

Adding to 141212121233423 its reverse (324332121212141), we get a palindrome (465544242445564).

The spelling of 141212121233423 in words is "one hundred forty-one trillion, two hundred twelve billion, one hundred twenty-one million, two hundred thirty-three thousand, four hundred twenty-three".