33221020101 has 8 divisors (see below), whose sum is σ = 46900263744. Its totient is φ = 20844561600.

The previous prime is 33221020037. The next prime is 33221020111. The reversal of 33221020101 is 10102012233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33221020101 - 2⁶ = 33221020037 is a prime.

It is a super-2 number, since 2×33221020101² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221020111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325696225 + ... + 325696326.

It is an arithmetic number, because the mean of its divisors is an integer number (5862532968).

Almost surely, 2^33221020101 is an apocalyptic number.

It is an amenable number.

33221020101 is a deficient number, since it is larger than the sum of its proper divisors (13679243643).

33221020101 is a wasteful number, since it uses less digits than its factorization.

33221020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651392571.

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

Adding to 33221020101 its reverse (10102012233), we get a palindrome (43323032334).

The spelling of 33221020101 in words is "thirty-three billion, two hundred twenty-one million, twenty thousand, one hundred one".