243410400101131 has 4 divisors (see below), whose sum is σ = 243410497479072. Its totient is φ = 243410302723192.

The previous prime is 243410400101119. The next prime is 243410400101207. The reversal of 243410400101131 is 131101004014342.

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-243410400101131 is a prime.

It is a super-2 number, since 2×243410400101131² (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 = 243410400101096 and 243410400101105.

It is not an unprimeable number, because it can be changed into a prime (243410400191131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44837971 + ... + 49972636.

It is an arithmetic number, because the mean of its divisors is an integer number (60852624369768).

Almost surely, 2^{243410400101131} is an apocalyptic number.

243410400101131 is a deficient number, since it is larger than the sum of its proper divisors (97377941).

243410400101131 is an equidigital number, since it uses as much as digits as its factorization.

243410400101131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97377940.

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

Adding to 243410400101131 its reverse (131101004014342), we get a palindrome (374511404115473).

The spelling of 243410400101131 in words is "two hundred forty-three trillion, four hundred ten billion, four hundred million, one hundred one thousand, one hundred thirty-one".