101211122120011 has 8 divisors (see below), whose sum is σ = 103373877187584. Its totient is φ = 99048755674920.

The previous prime is 101211122119951. The next prime is 101211122120033. The reversal of 101211122120011 is 110021221112101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101211122120011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101211122124011) 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, 96629155 + ... + 97670956.

It is an arithmetic number, because the mean of its divisors is an integer number (12921734648448).

Almost surely, 2^{101211122120011} is an apocalyptic number.

101211122120011 is a deficient number, since it is larger than the sum of its proper divisors (2162755067573).

101211122120011 is a wasteful number, since it uses less digits than its factorization.

101211122120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194311241.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 101211122120011 its reverse (110021221112101), we get a palindrome (211232343232112).

The spelling of 101211122120011 in words is "one hundred one trillion, two hundred eleven billion, one hundred twenty-two million, one hundred twenty thousand, eleven".