101232011 has 6 divisors (see below), whose sum is σ = 104844012. Its totient is φ = 97740440.

The previous prime is 101231983. The next prime is 101232017. The reversal of 101232011 is 110232101.

It is a de Polignac number, because none of the positive numbers 2^k-101232011 is a prime.

It is a super-2 number, since 2×101232011² = 20495840102208242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101231983 and 101232001.

It is not an unprimeable number, because it can be changed into a prime (101232017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59345 + ... + 61026.

It is an arithmetic number, because the mean of its divisors is an integer number (17474002).

Almost surely, 2^101232011 is an apocalyptic number.

101232011 is a deficient number, since it is larger than the sum of its proper divisors (3612001).

101232011 is an equidigital number, since it uses as much as digits as its factorization.

101232011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120429 (or 120400 counting only the distinct ones).

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

The square root of 101232011 is about 10061.4119784452. The cubic root of 101232011 is about 466.0572712925.

Adding to 101232011 its reverse (110232101), we get a palindrome (211464112).

The spelling of 101232011 in words is "one hundred one million, two hundred thirty-two thousand, eleven".