153212201256343 has 4 divisors (see below), whose sum is σ = 158495380610040. Its totient is φ = 147929021902648.

The previous prime is 153212201256277. The next prime is 153212201256347. The reversal of 153212201256343 is 343652102212351.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153212201256343 is a prime.

It is a super-2 number, since 2×153212201256343² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153212201256296 and 153212201256305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153212201256347) 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, 2641589676805 + ... + 2641589676862.

It is an arithmetic number, because the mean of its divisors is an integer number (39623845152510).

Almost surely, 2^{153212201256343} is an apocalyptic number.

153212201256343 is a deficient number, since it is larger than the sum of its proper divisors (5283179353697).

153212201256343 is an equidigital number, since it uses as much as digits as its factorization.

153212201256343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283179353696.

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 153212201256343 its reverse (343652102212351), we get a palindrome (496864303468694).

The spelling of 153212201256343 in words is "one hundred fifty-three trillion, two hundred twelve billion, two hundred one million, two hundred fifty-six thousand, three hundred forty-three".