33020221101 has 16 divisors (see below), whose sum is σ = 52504203264. Its totient is φ = 18048319344.

The previous prime is 33020221081. The next prime is 33020221121. The reversal of 33020221101 is 10112202033.

It is an interprime number because it is at equal distance from previous prime (33020221081) and next prime (33020221121).

It is not a de Polignac number, because 33020221101 - 2⁶ = 33020221037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33020221121) 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 15 ways as a sum of consecutive naturals, for example, 34181941 + ... + 34182906.

It is an arithmetic number, because the mean of its divisors is an integer number (3281512704).

Almost surely, 2^33020221101 is an apocalyptic number.

It is an amenable number.

33020221101 is a deficient number, since it is larger than the sum of its proper divisors (19483982163).

33020221101 is a wasteful number, since it uses less digits than its factorization.

33020221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68364880.

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

Adding to 33020221101 its reverse (10112202033), we get a palindrome (43132423134).

The spelling of 33020221101 in words is "thirty-three billion, twenty million, two hundred twenty-one thousand, one hundred one".