243102004010131 has 4 divisors (see below), whose sum is σ = 277830861725872. Its totient is φ = 208373146294392.

The previous prime is 243102004010101. The next prime is 243102004010161. The reversal of 243102004010131 is 131010400201342.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (243102004010101) and next prime (243102004010161).

It is a cyclic number.

It is not a de Polignac number, because 243102004010131 - 2¹⁵ = 243102003977363 is a prime.

It is a super-2 number, since 2×243102004010131² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243102004010101) 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, 17364428857860 + ... + 17364428857873.

It is an arithmetic number, because the mean of its divisors is an integer number (69457715431468).

Almost surely, 2^{243102004010131} is an apocalyptic number.

243102004010131 is a deficient number, since it is larger than the sum of its proper divisors (34728857715741).

243102004010131 is an equidigital number, since it uses as much as digits as its factorization.

243102004010131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34728857715740.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 243102004010131 its reverse (131010400201342), we get a palindrome (374112404211473).

The spelling of 243102004010131 in words is "two hundred forty-three trillion, one hundred two billion, four million, ten thousand, one hundred thirty-one".