101002101021121 has 8 divisors (see below), whose sum is σ = 102221081603424. Its totient is φ = 99783170148480.

The previous prime is 101002101021109. The next prime is 101002101021149. The reversal of 101002101021121 is 121120101200101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101002101021121 - 2⁹ = 101002101020609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002101021191) 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, 8331115 + ... + 16474576.

It is an arithmetic number, because the mean of its divisors is an integer number (12777635200428).

Almost surely, 2^{101002101021121} is an apocalyptic number.

It is an amenable number.

101002101021121 is a deficient number, since it is larger than the sum of its proper divisors (1218980582303).

101002101021121 is an equidigital number, since it uses as much as digits as its factorization.

101002101021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24854831.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101002101021121 its reverse (121120101200101), we get a palindrome (222122202221222).

The spelling of 101002101021121 in words is "one hundred one trillion, two billion, one hundred one million, twenty-one thousand, one hundred twenty-one".