101201201121 has 4 divisors (see below), whose sum is σ = 134934934832. Its totient is φ = 67467467412.

The previous prime is 101201201117. The next prime is 101201201159. The reversal of 101201201121 is 121102102101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 101201201121 - 2² = 101201201117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101201201097 and 101201201106.

It is not an unprimeable number, because it can be changed into a prime (101201271121) 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 3 ways as a sum of consecutive naturals, for example, 16866866851 + ... + 16866866856.

It is an arithmetic number, because the mean of its divisors is an integer number (33733733708).

Almost surely, 2^101201201121 is an apocalyptic number.

It is an amenable number.

101201201121 is a deficient number, since it is larger than the sum of its proper divisors (33733733711).

101201201121 is an equidigital number, since it uses as much as digits as its factorization.

101201201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33733733710.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101201201121 its reverse (121102102101), we get a palindrome (222303303222).

The spelling of 101201201121 in words is "one hundred one billion, two hundred one million, two hundred one thousand, one hundred twenty-one".