242211132252031 has 4 divisors (see below), whose sum is σ = 247843949281192. Its totient is φ = 236578315222872.

The previous prime is 242211132251987. The next prime is 242211132252043. The reversal of 242211132252031 is 130252231112242.

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-242211132252031 is a prime.

It is a super-2 number, since 2×242211132252031² (a number of 30 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 = 242211132251984 and 242211132252002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242211132252431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2816408514516 + ... + 2816408514601.

It is an arithmetic number, because the mean of its divisors is an integer number (61960987320298).

Almost surely, 2^{242211132252031} is an apocalyptic number.

242211132252031 is a deficient number, since it is larger than the sum of its proper divisors (5632817029161).

242211132252031 is an equidigital number, since it uses as much as digits as its factorization.

242211132252031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632817029160.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 242211132252031 its reverse (130252231112242), we get a palindrome (372463363364273).

The spelling of 242211132252031 in words is "two hundred forty-two trillion, two hundred eleven billion, one hundred thirty-two million, two hundred fifty-two thousand, thirty-one".