101224011 has 16 divisors (see below), whose sum is σ = 157158144. Its totient is φ = 56750304.

The previous prime is 101224009. The next prime is 101224027. The reversal of 101224011 is 110422101.

It is a happy number.

It is not a de Polignac number, because 101224011 - 2¹ = 101224009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101224811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44361 + ... + 46586.

It is an arithmetic number, because the mean of its divisors is an integer number (9822384).

Almost surely, 2^101224011 is an apocalyptic number.

101224011 is a deficient number, since it is larger than the sum of its proper divisors (55934133).

101224011 is an equidigital number, since it uses as much as digits as its factorization.

101224011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91010.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 101224011 is about 10061.0144120760. The cubic root of 101224011 is about 466.0449940284.

Adding to 101224011 its reverse (110422101), we get a palindrome (211646112).

The spelling of 101224011 in words is "one hundred one million, two hundred twenty-four thousand, eleven".