101330120220121 has 8 divisors (see below), whose sum is σ = 111183702303240. Its totient is φ = 91770674915712.

The previous prime is 101330120220113. The next prime is 101330120220127. The reversal of 101330120220121 is 121022021033101.

It can be written as a sum of positive squares in 4 ways, for example, as 14712402705625 + 86617717514496 = 3835675^2 + 9306864^2 .

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

It is not a de Polignac number, because 101330120220121 - 2³ = 101330120220113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101330120220127) 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, 73534193956 + ... + 73534195333.

It is an arithmetic number, because the mean of its divisors is an integer number (13897962787905).

Almost surely, 2^{101330120220121} is an apocalyptic number.

It is an amenable number.

101330120220121 is a deficient number, since it is larger than the sum of its proper divisors (9853582083119).

101330120220121 is a wasteful number, since it uses less digits than its factorization.

101330120220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147068389355.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 101330120220121 its reverse (121022021033101), we get a palindrome (222352141253222).

The spelling of 101330120220121 in words is "one hundred one trillion, three hundred thirty billion, one hundred twenty million, two hundred twenty thousand, one hundred twenty-one".