231442300011 has 32 divisors (see below), whose sum is σ = 335370212352. Its totient is φ = 141122741760.

The previous prime is 231442299983. The next prime is 231442300039. The reversal of 231442300011 is 110003244132.

It is an interprime number because it is at equal distance from previous prime (231442299983) and next prime (231442300039).

It is not a de Polignac number, because 231442300011 - 2⁶ = 231442299947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231442300051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20456046 + ... + 20467356.

It is an arithmetic number, because the mean of its divisors is an integer number (10480319136).

Almost surely, 2^231442300011 is an apocalyptic number.

231442300011 is a deficient number, since it is larger than the sum of its proper divisors (103927912341).

231442300011 is a wasteful number, since it uses less digits than its factorization.

231442300011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16083.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 231442300011 its reverse (110003244132), we get a palindrome (341445544143).

The spelling of 231442300011 in words is "two hundred thirty-one billion, four hundred forty-two million, three hundred thousand, eleven".