100033002010121 has 4 divisors (see below), whose sum is σ = 100551307720212. Its totient is φ = 99514696300032.

The previous prime is 100033002010043. The next prime is 100033002010129. The reversal of 100033002010121 is 121010200330001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58341121554496 + 41691880455625 = 7638136^2 + 6456925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100033002010121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100033002010096 and 100033002010105.

It is not an unprimeable number, because it can be changed into a prime (100033002010129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259152854756 + ... + 259152855141.

It is an arithmetic number, because the mean of its divisors is an integer number (25137826930053).

Almost surely, 2^{100033002010121} is an apocalyptic number.

It is an amenable number.

100033002010121 is a deficient number, since it is larger than the sum of its proper divisors (518305710091).

100033002010121 is an equidigital number, since it uses as much as digits as its factorization.

100033002010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518305710090.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 100033002010121 its reverse (121010200330001), we get a palindrome (221043202340122).

The spelling of 100033002010121 in words is "one hundred trillion, thirty-three billion, two million, ten thousand, one hundred twenty-one".