10200010211121 has 4 divisors (see below), whose sum is σ = 13600013614832. Its totient is φ = 6800006807412.

The previous prime is 10200010211051. The next prime is 10200010211173. The reversal of 10200010211121 is 12111201000201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10200010211121 - 2¹⁰ = 10200010210097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200010211097 and 10200010211106.

It is not an unprimeable number, because it can be changed into a prime (10200010231121) 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, 1700001701851 + ... + 1700001701856.

It is an arithmetic number, because the mean of its divisors is an integer number (3400003403708).

Almost surely, 2^{10200010211121} is an apocalyptic number.

It is an amenable number.

10200010211121 is a deficient number, since it is larger than the sum of its proper divisors (3400003403711).

10200010211121 is an equidigital number, since it uses as much as digits as its factorization.

10200010211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400003403710.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10200010211121 its reverse (12111201000201), we get a palindrome (22311211211322).

The spelling of 10200010211121 in words is "ten trillion, two hundred billion, ten million, two hundred eleven thousand, one hundred twenty-one".