10120200021121 has 8 divisors (see below), whose sum is σ = 10131682489344. Its totient is φ = 10108724065680.

The previous prime is 10120200021101. The next prime is 10120200021161. The reversal of 10120200021121 is 12112000202101.

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-10120200021121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120200021101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484736 + ... + 4737598.

It is an arithmetic number, because the mean of its divisors is an integer number (1266460311168).

Almost surely, 2^{10120200021121} is an apocalyptic number.

It is an amenable number.

10120200021121 is a deficient number, since it is larger than the sum of its proper divisors (11482468223).

10120200021121 is a wasteful number, since it uses less digits than its factorization.

10120200021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256391.

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

Adding to 10120200021121 its reverse (12112000202101), we get a palindrome (22232200223222).

The spelling of 10120200021121 in words is "ten trillion, one hundred twenty billion, two hundred million, twenty-one thousand, one hundred twenty-one".