10135102321 has 4 divisors (see below), whose sum is σ = 10135728292. Its totient is φ = 10134476352.

The previous prime is 10135102301. The next prime is 10135102337. The reversal of 10135102321 is 12320153101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1089000000 + 9046102321 = 33000^2 + 95111^2 .

It is a cyclic number.

It is not a de Polignac number, because 10135102321 - 2¹³ = 10135094129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10135102301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288036 + ... + 321301.

It is an arithmetic number, because the mean of its divisors is an integer number (2533932073).

Almost surely, 2^10135102321 is an apocalyptic number.

It is an amenable number.

10135102321 is a deficient number, since it is larger than the sum of its proper divisors (625971).

10135102321 is an equidigital number, since it uses as much as digits as its factorization.

10135102321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625970.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 10135102321 its reverse (12320153101), we get a palindrome (22455255422).

The spelling of 10135102321 in words is "ten billion, one hundred thirty-five million, one hundred two thousand, three hundred twenty-one".