10210011011121 has 4 divisors (see below), whose sum is σ = 13613348014832. Its totient is φ = 6806674007412.

The previous prime is 10210011011021. The next prime is 10210011011143. The reversal of 10210011011121 is 12111011001201.

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 10210011011121 - 2¹¹ = 10210011009073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10210011011097 and 10210011011106.

It is not an unprimeable number, because it can be changed into a prime (10210011011171) 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, 1701668501851 + ... + 1701668501856.

It is an arithmetic number, because the mean of its divisors is an integer number (3403337003708).

Almost surely, 2^{10210011011121} is an apocalyptic number.

It is an amenable number.

10210011011121 is a deficient number, since it is larger than the sum of its proper divisors (3403337003711).

10210011011121 is an equidigital number, since it uses as much as digits as its factorization.

10210011011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403337003710.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10210011011121 its reverse (12111011001201), we get a palindrome (22321022012322).

The spelling of 10210011011121 in words is "ten trillion, two hundred ten billion, eleven million, eleven thousand, one hundred twenty-one".