33520252105 has 16 divisors (see below), whose sum is σ = 43707225600. Its totient is φ = 24585310080.

The previous prime is 33520252081. The next prime is 33520252109. The reversal of 33520252105 is 50125202533.

It is not a de Polignac number, because 33520252105 - 2⁹ = 33520251593 is a prime.

It is a super-2 number, since 2×33520252105² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33520252109) 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, 5688100 + ... + 5693989.

It is an arithmetic number, because the mean of its divisors is an integer number (2731701600).

Almost surely, 2^33520252105 is an apocalyptic number.

It is an amenable number.

33520252105 is a deficient number, since it is larger than the sum of its proper divisors (10186973495).

33520252105 is a wasteful number, since it uses less digits than its factorization.

33520252105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11382144.

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 33520252105 its reverse (50125202533), we get a palindrome (83645454638).

The spelling of 33520252105 in words is "thirty-three billion, five hundred twenty million, two hundred fifty-two thousand, one hundred five".