1122022101001 has 4 divisors (see below), whose sum is σ = 1124477292052. Its totient is φ = 1119566909952.

The previous prime is 1122022100989. The next prime is 1122022101047. The reversal of 1122022101001 is 1001012202211.

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 798027768976 + 323994332025 = 893324^2 + 569205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122022101001 - 2³¹ = 1119874617353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122022101701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1227594840 + ... + 1227595753.

It is an arithmetic number, because the mean of its divisors is an integer number (281119323013).

Almost surely, 2^{1122022101001} is an apocalyptic number.

It is an amenable number.

1122022101001 is a deficient number, since it is larger than the sum of its proper divisors (2455191051).

1122022101001 is an equidigital number, since it uses as much as digits as its factorization.

1122022101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455191050.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1122022101001 its reverse (1001012202211), we get a palindrome (2123034303212).

The spelling of 1122022101001 in words is "one trillion, one hundred twenty-two billion, twenty-two million, one hundred one thousand, one".