1000122020133 has 32 divisors (see below), whose sum is σ = 1396855595520. Its totient is φ = 635957058240.

The previous prime is 1000122020081. The next prime is 1000122020143. The reversal of 1000122020133 is 3310202210001.

It is not a de Polignac number, because 1000122020133 - 2²¹ = 1000119922981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000122020143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 636610 + ... + 1550972.

It is an arithmetic number, because the mean of its divisors is an integer number (43651737360).

Almost surely, 2^{1000122020133} is an apocalyptic number.

It is an amenable number.

1000122020133 is a deficient number, since it is larger than the sum of its proper divisors (396733575387).

1000122020133 is a wasteful number, since it uses less digits than its factorization.

1000122020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914609.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1000122020133 its reverse (3310202210001), we get a palindrome (4310324230134).

The spelling of 1000122020133 in words is "one trillion, one hundred twenty-two million, twenty thousand, one hundred thirty-three".