101211323001 has 8 divisors (see below), whose sum is σ = 134951587104. Its totient is φ = 67472637120.

The previous prime is 101211322999. The next prime is 101211323011. The reversal of 101211323001 is 100323112101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101211323001 - 2¹ = 101211322999 is a prime.

It is a super-2 number, since 2×101211323001² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101211323011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235791 + ... + 507956.

It is an arithmetic number, because the mean of its divisors is an integer number (16868948388).

Almost surely, 2^101211323001 is an apocalyptic number.

It is an amenable number.

101211323001 is a deficient number, since it is larger than the sum of its proper divisors (33740264103).

101211323001 is an equidigital number, since it uses as much as digits as its factorization.

101211323001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789111.

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

Adding to 101211323001 its reverse (100323112101), we get a palindrome (201534435102).

The spelling of 101211323001 in words is "one hundred one billion, two hundred eleven million, three hundred twenty-three thousand, one".