34100655221 has 2 divisors, whose sum is σ = 34100655222. Its totient is φ = 34100655220.

The previous prime is 34100655179. The next prime is 34100655223. The reversal of 34100655221 is 12255600143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26003175025 + 8097480196 = 161255^2 + 89986^2 .

It is a cyclic number.

It is not a de Polignac number, because 34100655221 - 2²⁶ = 34033546357 is a prime.

Together with 34100655223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34100655223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17050327610 + 17050327611.

It is an arithmetic number, because the mean of its divisors is an integer number (17050327611).

Almost surely, 2^34100655221 is an apocalyptic number.

It is an amenable number.

34100655221 is a deficient number, since it is larger than the sum of its proper divisors (1).

34100655221 is an equidigital number, since it uses as much as digits as its factorization.

34100655221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 34100655221 in words is "thirty-four billion, one hundred million, six hundred fifty-five thousand, two hundred twenty-one".