33100223201 has 16 divisors (see below), whose sum is σ = 35302165200. Its totient is φ = 30926837760.

The previous prime is 33100223183. The next prime is 33100223231. The reversal of 33100223201 is 10232200133.

It can be written as a sum of positive squares in 8 ways, for example, as 208773601 + 32891449600 = 14449^2 + 181360^2 .

It is a cyclic number.

It is not a de Polignac number, because 33100223201 - 2⁶ = 33100223137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33100223201.

It is not an unprimeable number, because it can be changed into a prime (33100223231) 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, 8156765 + ... + 8160821.

It is an arithmetic number, because the mean of its divisors is an integer number (2206385325).

Almost surely, 2^33100223201 is an apocalyptic number.

It is an amenable number.

33100223201 is a deficient number, since it is larger than the sum of its proper divisors (2201941999).

33100223201 is a wasteful number, since it uses less digits than its factorization.

33100223201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 33100223201 its reverse (10232200133), we get a palindrome (43332423334).

The spelling of 33100223201 in words is "thirty-three billion, one hundred million, two hundred twenty-three thousand, two hundred one".