20134203 has 16 divisors (see below), whose sum is σ = 27545760. Its totient is φ = 13077504.

The previous prime is 20134201. The next prime is 20134211. The reversal of 20134203 is 30243102.

It is not a de Polignac number, because 20134203 - 2¹ = 20134201 is a prime.

It is a super-2 number, since 2×20134203² = 810772260890418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20134201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18975 + ... + 20007.

It is an arithmetic number, because the mean of its divisors is an integer number (1721610).

Almost surely, 2^20134203 is an apocalyptic number.

20134203 is a deficient number, since it is larger than the sum of its proper divisors (7411557).

20134203 is a wasteful number, since it uses less digits than its factorization.

20134203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20134203 is about 4487.1152202724. The cubic root of 20134203 is about 272.0475470153.

Adding to 20134203 its reverse (30243102), we get a palindrome (50377305).

It can be divided in two parts, 2013 and 4203, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 20134203 in words is "twenty million, one hundred thirty-four thousand, two hundred three".