20214135513 has 48 divisors (see below), whose sum is σ = 34411680576. Its totient is φ = 11272705920.

The previous prime is 20214135503. The next prime is 20214135527. The reversal of 20214135513 is 31553141202.

20214135513 is a `hidden beast` number, since 2 + 0 + 2 + 14 + 135 + 513 = 666.

It is not a de Polignac number, because 20214135513 - 2¹⁷ = 20214004441 is a prime.

It is a super-2 number, since 2×20214135513² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20214135503) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 383206 + ... + 432752.

It is an arithmetic number, because the mean of its divisors is an integer number (716910012).

Almost surely, 2^20214135513 is an apocalyptic number.

It is an amenable number.

20214135513 is a deficient number, since it is larger than the sum of its proper divisors (14197545063).

20214135513 is a wasteful number, since it uses less digits than its factorization.

20214135513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49894 (or 49891 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 20214135513 its reverse (31553141202), we get a palindrome (51767276715).

The spelling of 20214135513 in words is "twenty billion, two hundred fourteen million, one hundred thirty-five thousand, five hundred thirteen".