101000002122121 has 8 divisors (see below), whose sum is σ = 101120459304960. Its totient is φ = 100879552865952.

The previous prime is 101000002122119. The next prime is 101000002122137. The reversal of 101000002122121 is 121221200000101.

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 101000002122121 - 2¹ = 101000002122119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101000002122821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23715661 + ... + 27648373.

It is an arithmetic number, because the mean of its divisors is an integer number (12640057413120).

Almost surely, 2^{101000002122121} is an apocalyptic number.

It is an amenable number.

101000002122121 is a deficient number, since it is larger than the sum of its proper divisors (120457182839).

101000002122121 is an equidigital number, since it uses as much as digits as its factorization.

101000002122121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3963335.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101000002122121 its reverse (121221200000101), we get a palindrome (222221202122222).

The spelling of 101000002122121 in words is "one hundred one trillion, two million, one hundred twenty-two thousand, one hundred twenty-one".