101232001201111 has 32 divisors (see below), whose sum is σ = 111435507798336. Its totient is φ = 91199160960000.

The previous prime is 101232001201063. The next prime is 101232001201147. The reversal of 101232001201111 is 111102100232101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101232001201111 - 2²¹ = 101231999103959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101232001208111) 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, 818298561 + ... + 818422261.

It is an arithmetic number, because the mean of its divisors is an integer number (3482359618698).

Almost surely, 2^{101232001201111} is an apocalyptic number.

101232001201111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101232001201111 is a deficient number, since it is larger than the sum of its proper divisors (10203506597225).

101232001201111 is a wasteful number, since it uses less digits than its factorization.

101232001201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125283.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 101232001201111 its reverse (111102100232101), we get a palindrome (212334101433212).

The spelling of 101232001201111 in words is "one hundred one trillion, two hundred thirty-two billion, one million, two hundred one thousand, one hundred eleven".