34263021000205 has 32 divisors (see below), whose sum is σ = 41915102555520. Its totient is φ = 26879788266240.

The previous prime is 34263021000157. The next prime is 34263021000331. The reversal of 34263021000205 is 50200012036243.

It is not a de Polignac number, because 34263021000205 - 2²¹ = 34263018903053 is a prime.

It is a super-2 number, since 2×34263021000205² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210468690 + ... + 210631420.

It is an arithmetic number, because the mean of its divisors is an integer number (1309846954860).

Almost surely, 2^{34263021000205} is an apocalyptic number.

It is an amenable number.

34263021000205 is a deficient number, since it is larger than the sum of its proper divisors (7652081555315).

34263021000205 is a wasteful number, since it uses less digits than its factorization.

34263021000205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164541.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 34263021000205 its reverse (50200012036243), we get a palindrome (84463033036448).

The spelling of 34263021000205 in words is "thirty-four trillion, two hundred sixty-three billion, twenty-one million, two hundred five", and thus it is an aban number.