1012222022101 has 4 divisors (see below), whose sum is σ = 1028815825804. Its totient is φ = 995628218400.

The previous prime is 1012222022099. The next prime is 1012222022137. The reversal of 1012222022101 is 1012202222101.

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 10681429201 + 1001540592900 = 103351^2 + 1000770^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012222022101 - 2¹ = 1012222022099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012222028101) 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, 8296901760 + ... + 8296901881.

It is an arithmetic number, because the mean of its divisors is an integer number (257203956451).

Almost surely, 2^{1012222022101} is an apocalyptic number.

It is an amenable number.

1012222022101 is a deficient number, since it is larger than the sum of its proper divisors (16593803703).

1012222022101 is an equidigital number, since it uses as much as digits as its factorization.

1012222022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16593803702.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1012222022101 its reverse (1012202222101), we get a palindrome (2024424244202).

The spelling of 1012222022101 in words is "one trillion, twelve billion, two hundred twenty-two million, twenty-two thousand, one hundred one".