212203112042113 has 4 divisors (see below), whose sum is σ = 212363993856960. Its totient is φ = 212042230227268.

The previous prime is 212203112042107. The next prime is 212203112042153. The reversal of 212203112042113 is 311240211302212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212203112042113 - 2¹³ = 212203112033921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212203112042153) 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, 80440905445 + ... + 80440908082.

It is an arithmetic number, because the mean of its divisors is an integer number (53090998464240).

Almost surely, 2^{212203112042113} is an apocalyptic number.

It is an amenable number.

212203112042113 is a deficient number, since it is larger than the sum of its proper divisors (160881814847).

212203112042113 is a wasteful number, since it uses less digits than its factorization.

212203112042113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160881814846.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 212203112042113 its reverse (311240211302212), we get a palindrome (523443323344325).

The spelling of 212203112042113 in words is "two hundred twelve trillion, two hundred three billion, one hundred twelve million, forty-two thousand, one hundred thirteen".