210100020033121 has 8 divisors (see below), whose sum is σ = 210223429522560. Its totient is φ = 209976643407552.

The previous prime is 210100020033109. The next prime is 210100020033151. The reversal of 210100020033121 is 121330020001012.

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 210100020033121 - 2¹⁷ = 210100019902049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210100020033095 and 210100020033104.

It is not an unprimeable number, because it can be changed into a prime (210100020033151) 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, 4579716 + ... + 21004138.

It is an arithmetic number, because the mean of its divisors is an integer number (26277928690320).

Almost surely, 2^{210100020033121} is an apocalyptic number.

It is an amenable number.

210100020033121 is a deficient number, since it is larger than the sum of its proper divisors (123409489439).

210100020033121 is a wasteful number, since it uses less digits than its factorization.

210100020033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16431935.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210100020033121 its reverse (121330020001012), we get a palindrome (331430040034133).

The spelling of 210100020033121 in words is "two hundred ten trillion, one hundred billion, twenty million, thirty-three thousand, one hundred twenty-one".