33212222639 has 2 divisors, whose sum is σ = 33212222640. Its totient is φ = 33212222638.

The previous prime is 33212222611. The next prime is 33212222657. The reversal of 33212222639 is 93622221233.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33212222639 - 2²⁸ = 32943787183 is a prime.

It is a super-2 number, since 2×33212222639² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 33212222599 and 33212222608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33212221639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16606111319 + 16606111320.

It is an arithmetic number, because the mean of its divisors is an integer number (16606111320).

Almost surely, 2^33212222639 is an apocalyptic number.

33212222639 is a deficient number, since it is larger than the sum of its proper divisors (1).

33212222639 is an equidigital number, since it uses as much as digits as its factorization.

33212222639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The spelling of 33212222639 in words is "thirty-three billion, two hundred twelve million, two hundred twenty-two thousand, six hundred thirty-nine".