312202012242311 has 4 divisors (see below), whose sum is σ = 312222088266624. Its totient is φ = 312181936218000.

The previous prime is 312202012242277. The next prime is 312202012242317. The reversal of 312202012242311 is 113242210202213.

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-312202012242311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312202012242317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10037988830 + ... + 10038019931.

It is an arithmetic number, because the mean of its divisors is an integer number (78055522066656).

Almost surely, 2^{312202012242311} is an apocalyptic number.

312202012242311 is a deficient number, since it is larger than the sum of its proper divisors (20076024313).

312202012242311 is a wasteful number, since it uses less digits than its factorization.

312202012242311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20076024312.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 312202012242311 its reverse (113242210202213), we get a palindrome (425444222444524).

The spelling of 312202012242311 in words is "three hundred twelve trillion, two hundred two billion, twelve million, two hundred forty-two thousand, three hundred eleven".