101211022001 has 8 divisors (see below), whose sum is σ = 101735181504. Its totient is φ = 100686967920.

The previous prime is 101211021997. The next prime is 101211022039. The reversal of 101211022001 is 100220112101.

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

It is not a de Polignac number, because 101211022001 - 2² = 101211021997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101211022051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2541836 + ... + 2581346.

It is an arithmetic number, because the mean of its divisors is an integer number (12716897688).

Almost surely, 2^101211022001 is an apocalyptic number.

It is an amenable number.

101211022001 is a deficient number, since it is larger than the sum of its proper divisors (524159503).

101211022001 is a wasteful number, since it uses less digits than its factorization.

101211022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52711.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101211022001 its reverse (100220112101), we get a palindrome (201431134102).

The spelling of 101211022001 in words is "one hundred one billion, two hundred eleven million, twenty-two thousand, one".