2100034134221 has 16 divisors (see below), whose sum is σ = 2125178388480. Its totient is φ = 2075038164720.

The previous prime is 2100034134157. The next prime is 2100034134223. The reversal of 2100034134221 is 1224314300012.

It is a cyclic number.

It is not a de Polignac number, because 2100034134221 - 2⁶ = 2100034134157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100034134223) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 177017936 + ... + 177029798.

It is an arithmetic number, because the mean of its divisors is an integer number (132823649280).

Almost surely, 2^{2100034134221} is an apocalyptic number.

It is an amenable number.

2100034134221 is a deficient number, since it is larger than the sum of its proper divisors (25144254259).

2100034134221 is a wasteful number, since it uses less digits than its factorization.

2100034134221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17936.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2100034134221 its reverse (1224314300012), we get a palindrome (3324348434233).

The spelling of 2100034134221 in words is "two trillion, one hundred billion, thirty-four million, one hundred thirty-four thousand, two hundred twenty-one".