3211000030129 has 4 divisors (see below), whose sum is σ = 3211142000500. Its totient is φ = 3210858059760.

The previous prime is 3211000030111. The next prime is 3211000030141. The reversal of 3211000030129 is 9210300001123.

3211000030129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1457759220129 + 1753240810000 = 1207377^2 + 1324100^2 .

It is a cyclic number.

It is not a de Polignac number, because 3211000030129 - 2⁹ = 3211000029617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3211000030109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70951254 + ... + 70996495.

It is an arithmetic number, because the mean of its divisors is an integer number (802785500125).

Almost surely, 2^{3211000030129} is an apocalyptic number.

It is an amenable number.

3211000030129 is a deficient number, since it is larger than the sum of its proper divisors (141970371).

3211000030129 is a wasteful number, since it uses less digits than its factorization.

3211000030129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141970370.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 3211000030129 in words is "three trillion, two hundred eleven billion, thirty thousand, one hundred twenty-nine".