10112210001121 has 4 divisors (see below), whose sum is σ = 10186021753092. Its totient is φ = 10038398249152.

The previous prime is 10112210001071. The next prime is 10112210001137. The reversal of 10112210001121 is 12110001221101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2499991050496 + 7612218950625 = 1581136^2 + 2759025^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112210001121 is a prime.

It is a super-2 number, since 2×10112210001121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10112210001181) 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, 36905875780 + ... + 36905876053.

It is an arithmetic number, because the mean of its divisors is an integer number (2546505438273).

Almost surely, 2^{10112210001121} is an apocalyptic number.

It is an amenable number.

10112210001121 is a deficient number, since it is larger than the sum of its proper divisors (73811751971).

10112210001121 is an equidigital number, since it uses as much as digits as its factorization.

10112210001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73811751970.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10112210001121 its reverse (12110001221101), we get a palindrome (22222211222222).

The spelling of 10112210001121 in words is "ten trillion, one hundred twelve billion, two hundred ten million, one thousand, one hundred twenty-one".