231013210101 has 32 divisors (see below), whose sum is σ = 323406348288. Its totient is φ = 146506916160.

The previous prime is 231013210097. The next prime is 231013210123. The reversal of 231013210101 is 101012310132.

It is a happy number.

It is not a de Polignac number, because 231013210101 - 2² = 231013210097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231013210601) 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, 5147706 + ... + 5192388.

It is an arithmetic number, because the mean of its divisors is an integer number (10106448384).

Almost surely, 2^231013210101 is an apocalyptic number.

It is an amenable number.

231013210101 is a deficient number, since it is larger than the sum of its proper divisors (92393138187).

231013210101 is a wasteful number, since it uses less digits than its factorization.

231013210101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45761.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 231013210101 its reverse (101012310132), we get a palindrome (332025520233).

It can be divided in two parts, 2310132 and 10101, that multiplied together give a palindrome (23334643332).

The spelling of 231013210101 in words is "two hundred thirty-one billion, thirteen million, two hundred ten thousand, one hundred one".