213340040135 has 8 divisors (see below), whose sum is σ = 269482156080. Its totient is φ = 161689293504.

The previous prime is 213340040113. The next prime is 213340040143. The reversal of 213340040135 is 531040043312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213340040135 - 2¹⁸ = 213339777991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1122842222 + ... + 1122842411.

It is an arithmetic number, because the mean of its divisors is an integer number (33685269510).

Almost surely, 2^213340040135 is an apocalyptic number.

213340040135 is a deficient number, since it is larger than the sum of its proper divisors (56142115945).

213340040135 is a wasteful number, since it uses less digits than its factorization.

213340040135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245684657.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 213340040135 its reverse (531040043312), we get a palindrome (744380083447).

The spelling of 213340040135 in words is "two hundred thirteen billion, three hundred forty million, forty thousand, one hundred thirty-five".