2212403042131 has 4 divisors (see below), whose sum is σ = 2213600879952. Its totient is φ = 2211205204312.

The previous prime is 2212403042093. The next prime is 2212403042141. The reversal of 2212403042131 is 1312403042122.

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 2212403042131 - 2⁹ = 2212403041619 is a prime.

It is a super-2 number, since 2×2212403042131² (a number of 25 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 = 2212403042096 and 2212403042105.

It is not an unprimeable number, because it can be changed into a prime (2212403042141) 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, 598916140 + ... + 598919833.

It is an arithmetic number, because the mean of its divisors is an integer number (553400219988).

Almost surely, 2^{2212403042131} is an apocalyptic number.

2212403042131 is a deficient number, since it is larger than the sum of its proper divisors (1197837821).

2212403042131 is a wasteful number, since it uses less digits than its factorization.

2212403042131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197837820.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2212403042131 its reverse (1312403042122), we get a palindrome (3524806084253).

Subtracting from 2212403042131 its reverse (1312403042122), we obtain a palindrome (900000000009).

The spelling of 2212403042131 in words is "two trillion, two hundred twelve billion, four hundred three million, forty-two thousand, one hundred thirty-one".