231120000101 has 2 divisors, whose sum is σ = 231120000102. Its totient is φ = 231120000100.

The previous prime is 231120000079. The next prime is 231120000109. The reversal of 231120000101 is 101000021132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195674407201 + 35445592900 = 442351^2 + 188270^2 .

It is a cyclic number.

It is not a de Polignac number, because 231120000101 - 2²² = 231115805797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231120000109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115560000050 + 115560000051.

It is an arithmetic number, because the mean of its divisors is an integer number (115560000051).

Almost surely, 2^231120000101 is an apocalyptic number.

It is an amenable number.

231120000101 is a deficient number, since it is larger than the sum of its proper divisors (1).

231120000101 is an equidigital number, since it uses as much as digits as its factorization.

231120000101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 231120000101 its reverse (101000021132), we get a palindrome (332120021233).

The spelling of 231120000101 in words is "two hundred thirty-one billion, one hundred twenty million, one hundred one", and thus it is an aban number.