21322301033 has 16 divisors (see below), whose sum is σ = 23656740864. Its totient is φ = 19055068560.

The previous prime is 21322301009. The next prime is 21322301057. The reversal of 21322301033 is 33010322312.

It is an interprime number because it is at equal distance from previous prime (21322301009) and next prime (21322301057).

It is not a de Polignac number, because 21322301033 - 2¹⁶ = 21322235497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21322300996 and 21322301014.

It is not an unprimeable number, because it can be changed into a prime (21322301003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329216 + ... + 388622.

It is an arithmetic number, because the mean of its divisors is an integer number (1478546304).

Almost surely, 2^21322301033 is an apocalyptic number.

It is an amenable number.

21322301033 is a deficient number, since it is larger than the sum of its proper divisors (2334439831).

21322301033 is a wasteful number, since it uses less digits than its factorization.

21322301033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59972.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21322301033 its reverse (33010322312), we get a palindrome (54332623345).

The spelling of 21322301033 in words is "twenty-one billion, three hundred twenty-two million, three hundred one thousand, thirty-three".