133212222113 has 2 divisors, whose sum is σ = 133212222114. Its totient is φ = 133212222112.

The previous prime is 133212222103. The next prime is 133212222119. The reversal of 133212222113 is 311222212331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125806414864 + 7405807249 = 354692^2 + 86057^2 .

It is a cyclic number.

It is not a de Polignac number, because 133212222113 - 2¹⁴ = 133212205729 is a prime.

It is a super-2 number, since 2×133212222113² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133212222119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66606111056 + 66606111057.

It is an arithmetic number, because the mean of its divisors is an integer number (66606111057).

Almost surely, 2^133212222113 is an apocalyptic number.

It is an amenable number.

133212222113 is a deficient number, since it is larger than the sum of its proper divisors (1).

133212222113 is an equidigital number, since it uses as much as digits as its factorization.

133212222113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

Adding to 133212222113 its reverse (311222212331), we get a palindrome (444434434444).

The spelling of 133212222113 in words is "one hundred thirty-three billion, two hundred twelve million, two hundred twenty-two thousand, one hundred thirteen".