513230202301442 has 16 divisors (see below), whose sum is σ = 770221022376960. Its totient is φ = 256489865932608.

The previous prime is 513230202301433. The next prime is 513230202301447. The reversal of 513230202301442 is 244103202032315.

It is a junction number, because it is equal to n+sod(n) for n = 513230202301399 and 513230202301408.

It is not an unprimeable number, because it can be changed into a prime (513230202301447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237230663 + ... + 239384309.

It is an arithmetic number, because the mean of its divisors is an integer number (48138813898560).

Almost surely, 2^{513230202301442} is an apocalyptic number.

513230202301442 is a deficient number, since it is larger than the sum of its proper divisors (256990820075518).

513230202301442 is a wasteful number, since it uses less digits than its factorization.

513230202301442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211745.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 513230202301442 its reverse (244103202032315), we get a palindrome (757333404333757).

The spelling of 513230202301442 in words is "five hundred thirteen trillion, two hundred thirty billion, two hundred two million, three hundred one thousand, four hundred forty-two".