20212043213134 has 16 divisors (see below), whose sum is σ = 30635474523696. Its totient is φ = 10000330992000.

The previous prime is 20212043213129. The next prime is 20212043213171. The reversal of 20212043213134 is 43131234021202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27795132 + ... + 28513039.

It is an arithmetic number, because the mean of its divisors is an integer number (1914717157731).

Almost surely, 2^{20212043213134} is an apocalyptic number.

20212043213134 is a deficient number, since it is larger than the sum of its proper divisors (10423431310562).

20212043213134 is a wasteful number, since it uses less digits than its factorization.

20212043213134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56310051.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 20212043213134 its reverse (43131234021202), we get a palindrome (63343277234336).

The spelling of 20212043213134 in words is "twenty trillion, two hundred twelve billion, forty-three million, two hundred thirteen thousand, one hundred thirty-four".