242213420131 has 4 divisors (see below), whose sum is σ = 256461268392. Its totient is φ = 227965571872.

The previous prime is 242213420093. The next prime is 242213420177. The reversal of 242213420131 is 131024312242.

242213420131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 242213420131 - 2²¹ = 242211322979 is a prime.

It is a super-2 number, since 2×242213420131² (a number of 24 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 = 242213420096 and 242213420105.

It is not an unprimeable number, because it can be changed into a prime (242213426131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7123924105 + ... + 7123924138.

It is an arithmetic number, because the mean of its divisors is an integer number (64115317098).

Almost surely, 2^242213420131 is an apocalyptic number.

242213420131 is a deficient number, since it is larger than the sum of its proper divisors (14247848261).

242213420131 is a wasteful number, since it uses less digits than its factorization.

242213420131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14247848260.

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

Adding to 242213420131 its reverse (131024312242), we get a palindrome (373237732373).

The spelling of 242213420131 in words is "two hundred forty-two billion, two hundred thirteen million, four hundred twenty thousand, one hundred thirty-one".