33543412201 has 6 divisors (see below), whose sum is σ = 36322156590. Its totient is φ = 30963149568.

The previous prime is 33543412153. The next prime is 33543412213. The reversal of 33543412201 is 10221434533.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1565389225 + 31978022976 = 39565^2 + 178824^2 .

It is not a de Polignac number, because 33543412201 - 2⁷ = 33543412073 is a prime.

It is a super-2 number, since 2×33543412201² (a number of 22 digits) contains 22 as substring.

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 33543412201.

It is not an unprimeable number, because it can be changed into a prime (33543412901) 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, 99240696 + ... + 99241033.

It is an arithmetic number, because the mean of its divisors is an integer number (6053692765).

Almost surely, 2^33543412201 is an apocalyptic number.

It is an amenable number.

33543412201 is a deficient number, since it is larger than the sum of its proper divisors (2778744389).

33543412201 is a wasteful number, since it uses less digits than its factorization.

33543412201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198481755 (or 198481742 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 33543412201 its reverse (10221434533), we get a palindrome (43764846734).

The spelling of 33543412201 in words is "thirty-three billion, five hundred forty-three million, four hundred twelve thousand, two hundred one".