2321140535215 has 16 divisors (see below), whose sum is σ = 2906923101696. Its totient is φ = 1775901204000.

The previous prime is 2321140535201. The next prime is 2321140535249. The reversal of 2321140535215 is 5125350411232.

It is not a de Polignac number, because 2321140535215 - 2¹¹ = 2321140533167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822531 + ... + 2306260.

It is an arithmetic number, because the mean of its divisors is an integer number (181682693856).

Almost surely, 2^{2321140535215} is an apocalyptic number.

2321140535215 is a deficient number, since it is larger than the sum of its proper divisors (585782566481).

2321140535215 is a wasteful number, since it uses less digits than its factorization.

2321140535215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135270.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 2321140535215 its reverse (5125350411232), we get a palindrome (7446490946447).

The spelling of 2321140535215 in words is "two trillion, three hundred twenty-one billion, one hundred forty million, five hundred thirty-five thousand, two hundred fifteen".