100001202100121 has 8 divisors (see below), whose sum is σ = 114287151876864. Its totient is φ = 85715268264000.

The previous prime is 100001202100103. The next prime is 100001202100127. The reversal of 100001202100121 is 121001202100001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100001202100121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100001202100127) 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, 16429856 + ... + 21678158.

It is an arithmetic number, because the mean of its divisors is an integer number (14285893984608).

Almost surely, 2^{100001202100121} is an apocalyptic number.

It is an amenable number.

100001202100121 is a deficient number, since it is larger than the sum of its proper divisors (14285949776743).

100001202100121 is an equidigital number, since it uses as much as digits as its factorization.

100001202100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7970311.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100001202100121 its reverse (121001202100001), we get a palindrome (221002404200122).

The spelling of 100001202100121 in words is "one hundred trillion, one billion, two hundred two million, one hundred thousand, one hundred twenty-one".