101121220201101 has 16 divisors (see below), whose sum is σ = 144022726957824. Its totient is φ = 62887116637184.

The previous prime is 101121220201091. The next prime is 101121220201123. The reversal of 101121220201101 is 101102022121101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101121220201101 - 2⁶ = 101121220201037 is a prime.

It is a super-2 number, since 2×101121220201101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121220201501) 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, 8773308501 + ... + 8773320026.

It is an arithmetic number, because the mean of its divisors is an integer number (9001420434864).

Almost surely, 2^{101121220201101} is an apocalyptic number.

It is an amenable number.

101121220201101 is a deficient number, since it is larger than the sum of its proper divisors (42901506756723).

101121220201101 is a wasteful number, since it uses less digits than its factorization.

101121220201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17546628660.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101121220201101 its reverse (101102022121101), we get a palindrome (202223242322202).

The spelling of 101121220201101 in words is "one hundred one trillion, one hundred twenty-one billion, two hundred twenty million, two hundred one thousand, one hundred one".