121101120011121 has 8 divisors (see below), whose sum is σ = 161520910161024. Its totient is φ = 80707704934320.

The previous prime is 121101120011023. The next prime is 121101120011161. The reversal of 121101120011121 is 121110021101121.

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

It is not a de Polignac number, because 121101120011121 - 2¹⁵ = 121101119978353 is a prime.

It is a super-2 number, since 2×121101120011121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121101120011121.

It is not an unprimeable number, because it can be changed into a prime (121101120011161) 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, 6593757561 + ... + 6593775926.

It is an arithmetic number, because the mean of its divisors is an integer number (20190113770128).

Almost surely, 2^{121101120011121} is an apocalyptic number.

It is an amenable number.

121101120011121 is a deficient number, since it is larger than the sum of its proper divisors (40419790149903).

121101120011121 is a wasteful number, since it uses less digits than its factorization.

121101120011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13187536551.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 121101120011121 its reverse (121110021101121), we get a palindrome (242211141112242).

The spelling of 121101120011121 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred twenty million, eleven thousand, one hundred twenty-one".