101111210221001 has 8 divisors (see below), whose sum is σ = 103577478918144. Its totient is φ = 98644948267680.

The previous prime is 101111210220989. The next prime is 101111210221031. The reversal of 101111210221001 is 100122012111101.

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

It is a cyclic number.

It is not a de Polignac number, because 101111210221001 - 2²⁶ = 101111143112137 is a prime.

It is a super-2 number, since 2×101111210221001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101111210221031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42824600 + ... + 45123926.

It is an arithmetic number, because the mean of its divisors is an integer number (12947184864768).

Almost surely, 2^{101111210221001} is an apocalyptic number.

It is an amenable number.

101111210221001 is a deficient number, since it is larger than the sum of its proper divisors (2466268697143).

101111210221001 is a wasteful number, since it uses less digits than its factorization.

101111210221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371911.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101111210221001 its reverse (100122012111101), we get a palindrome (201233222332102).

The spelling of 101111210221001 in words is "one hundred one trillion, one hundred eleven billion, two hundred ten million, two hundred twenty-one thousand, one".