33223220212109 has 2 divisors, whose sum is σ = 33223220212110. Its totient is φ = 33223220212108.

The previous prime is 33223220212103. The next prime is 33223220212181. The reversal of 33223220212109 is 90121202232233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29176094220100 + 4047125992009 = 5401490^2 + 2011747^2 .

It is a cyclic number.

It is not a de Polignac number, because 33223220212109 - 2⁴ = 33223220212093 is a prime.

It is a super-2 number, since 2×33223220212109² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33223220212103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16611610106054 + 16611610106055.

It is an arithmetic number, because the mean of its divisors is an integer number (16611610106055).

Almost surely, 2^{33223220212109} is an apocalyptic number.

It is an amenable number.

33223220212109 is a deficient number, since it is larger than the sum of its proper divisors (1).

33223220212109 is an equidigital number, since it uses as much as digits as its factorization.

33223220212109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 33223220212109 in words is "thirty-three trillion, two hundred twenty-three billion, two hundred twenty million, two hundred twelve thousand, one hundred nine".