231514522202134 has 4 divisors (see below), whose sum is σ = 347271783303204. Its totient is φ = 115757261101066.

The previous prime is 231514522202129. The next prime is 231514522202137. The reversal of 231514522202134 is 431202225415132.

231514522202134 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 junction number, because it is equal to n+sod(n) for n = 231514522202093 and 231514522202102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231514522202137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57878630550532 + ... + 57878630550535.

It is an arithmetic number, because the mean of its divisors is an integer number (86817945825801).

Almost surely, 2^{231514522202134} is an apocalyptic number.

231514522202134 is a deficient number, since it is larger than the sum of its proper divisors (115757261101070).

231514522202134 is a wasteful number, since it uses less digits than its factorization.

231514522202134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115757261101069.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 231514522202134 its reverse (431202225415132), we get a palindrome (662716747617266).

The spelling of 231514522202134 in words is "two hundred thirty-one trillion, five hundred fourteen billion, five hundred twenty-two million, two hundred two thousand, one hundred thirty-four".