101331001220133 has 16 divisors (see below), whose sum is σ = 139468862324736. Its totient is φ = 65373649779120.

The previous prime is 101331001220101. The next prime is 101331001220167. The reversal of 101331001220133 is 331022100133101.

It is a happy number.

It is not a de Polignac number, because 101331001220133 - 2⁵ = 101331001220101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101331001220333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4762185 + ... + 15011342.

It is an arithmetic number, because the mean of its divisors is an integer number (8716803895296).

Almost surely, 2^{101331001220133} is an apocalyptic number.

It is an amenable number.

101331001220133 is a deficient number, since it is larger than the sum of its proper divisors (38137861104603).

101331001220133 is a wasteful number, since it uses less digits than its factorization.

101331001220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19828664.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 101331001220133 its reverse (331022100133101), we get a palindrome (432353101353234).

The spelling of 101331001220133 in words is "one hundred one trillion, three hundred thirty-one billion, one million, two hundred twenty thousand, one hundred thirty-three".