10122212212001 has 4 divisors (see below), whose sum is σ = 10130448350100. Its totient is φ = 10113976073904.

The previous prime is 10122212211989. The next prime is 10122212212033. The reversal of 10122212212001 is 10021221222101.

10122212212001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9070457358400 + 1051754853601 = 3011720^2 + 1025551^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10122212212001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10122212214001) 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, 4118067206 + ... + 4118069663.

It is an arithmetic number, because the mean of its divisors is an integer number (2532612087525).

Almost surely, 2^{10122212212001} is an apocalyptic number.

It is an amenable number.

10122212212001 is a deficient number, since it is larger than the sum of its proper divisors (8236138099).

10122212212001 is an equidigital number, since it uses as much as digits as its factorization.

10122212212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8236138098.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10122212212001 its reverse (10021221222101), we get a palindrome (20143433434102).

The spelling of 10122212212001 in words is "ten trillion, one hundred twenty-two billion, two hundred twelve million, two hundred twelve thousand, one".