10012211120121 has 8 divisors (see below), whose sum is σ = 15256702659264. Its totient is φ = 5721263497200.

The previous prime is 10012211120113. The next prime is 10012211120123. The reversal of 10012211120121 is 12102111221001.

It is a happy number.

10012211120121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10012211120121 - 2³ = 10012211120113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10012211120121.

It is not an unprimeable number, because it can be changed into a prime (10012211120123) 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, 238385979030 + ... + 238385979071.

It is an arithmetic number, because the mean of its divisors is an integer number (1907087832408).

Almost surely, 2^{10012211120121} is an apocalyptic number.

It is an amenable number.

10012211120121 is a deficient number, since it is larger than the sum of its proper divisors (5244491539143).

10012211120121 is an equidigital number, since it uses as much as digits as its factorization.

10012211120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476771958111.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10012211120121 its reverse (12102111221001), we get a palindrome (22114322341122).

The spelling of 10012211120121 in words is "ten trillion, twelve billion, two hundred eleven million, one hundred twenty thousand, one hundred twenty-one".