33213203101 has 6 divisors (see below), whose sum is σ = 35964592890. Its totient is φ = 30658341168.

The previous prime is 33213203071. The next prime is 33213203117. The reversal of 33213203101 is 10130231233.

It can be written as a sum of positive squares in 3 ways, for example, as 4440223225 + 28772979876 = 66635^2 + 169626^2 .

It is not a de Polignac number, because 33213203101 - 2²³ = 33204814493 is a prime.

It is a super-2 number, since 2×33213203101² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33213203131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98263746 + ... + 98264083.

It is an arithmetic number, because the mean of its divisors is an integer number (5994098815).

Almost surely, 2^33213203101 is an apocalyptic number.

It is an amenable number.

33213203101 is a deficient number, since it is larger than the sum of its proper divisors (2751389789).

33213203101 is a wasteful number, since it uses less digits than its factorization.

33213203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196527855 (or 196527842 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 33213203101 its reverse (10130231233), we get a palindrome (43343434334).

The spelling of 33213203101 in words is "thirty-three billion, two hundred thirteen million, two hundred three thousand, one hundred one".