20214135 has 12 divisors (see below), whose sum is σ = 35037912. Its totient is φ = 10780848.

The previous prime is 20214127. The next prime is 20214137. The reversal of 20214135 is 53141202.

It is not a de Polignac number, because 20214135 - 2³ = 20214127 is a prime.

It is a super-2 number, since 2×20214135² = 817222507596450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224557 + ... + 224646.

It is an arithmetic number, because the mean of its divisors is an integer number (2919826).

Almost surely, 2^20214135 is an apocalyptic number.

20214135 is a deficient number, since it is larger than the sum of its proper divisors (14823777).

20214135 is a wasteful number, since it uses less digits than its factorization.

20214135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449214 (or 449211 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 20214135 is about 4496.0132339663. The cubic root of 20214135 is about 272.4070777075.

Adding to 20214135 its reverse (53141202), we get a palindrome (73355337).

The spelling of 20214135 in words is "twenty million, two hundred fourteen thousand, one hundred thirty-five".