21322001121033 has 16 divisors (see below), whose sum is σ = 28459077313536. Its totient is φ = 14199803938320.

The previous prime is 21322001121017. The next prime is 21322001121107. The reversal of 21322001121033 is 33012110022312.

It is not a de Polignac number, because 21322001121033 - 2⁴ = 21322001121017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21322001121013) 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 15 ways as a sum of consecutive naturals, for example, 10033516 + ... + 11971442.

It is an arithmetic number, because the mean of its divisors is an integer number (1778692332096).

Almost surely, 2^{21322001121033} is an apocalyptic number.

It is an amenable number.

21322001121033 is a deficient number, since it is larger than the sum of its proper divisors (7137076192503).

21322001121033 is a wasteful number, since it uses less digits than its factorization.

21322001121033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941764.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21322001121033 its reverse (33012110022312), we get a palindrome (54334111143345).

The spelling of 21322001121033 in words is "twenty-one trillion, three hundred twenty-two billion, one million, one hundred twenty-one thousand, thirty-three".