101011201323 has 16 divisors (see below), whose sum is σ = 141806161920. Its totient is φ = 63780323616.

The previous prime is 101011201297. The next prime is 101011201337. The reversal of 101011201323 is 323102110101.

It is a happy number.

It is not a de Polignac number, because 101011201323 - 2¹⁰ = 101011200299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101011201373) 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, 2761 + ... + 449477.

It is an arithmetic number, because the mean of its divisors is an integer number (8862885120).

Almost surely, 2^101011201323 is an apocalyptic number.

101011201323 is a deficient number, since it is larger than the sum of its proper divisors (40794960597).

101011201323 is a wasteful number, since it uses less digits than its factorization.

101011201323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450706.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101011201323 its reverse (323102110101), we get a palindrome (424113311424).

The spelling of 101011201323 in words is "one hundred one billion, eleven million, two hundred one thousand, three hundred twenty-three".