42343213225213 has 16 divisors (see below), whose sum is σ = 43596569016000. Its totient is φ = 41095614650112.

The previous prime is 42343213225211. The next prime is 42343213225241. The reversal of 42343213225213 is 31252231234324.

It is a cyclic number.

It is not a de Polignac number, because 42343213225213 - 2¹ = 42343213225211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42343213225211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134548398 + ... + 134862736.

It is an arithmetic number, because the mean of its divisors is an integer number (2724785563500).

Almost surely, 2^{42343213225213} is an apocalyptic number.

It is an amenable number.

42343213225213 is a deficient number, since it is larger than the sum of its proper divisors (1253355790787).

42343213225213 is a wasteful number, since it uses less digits than its factorization.

42343213225213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323484.

The product of its digits is 207360, while the sum is 37.

Adding to 42343213225213 its reverse (31252231234324), we get a palindrome (73595444459537).

The spelling of 42343213225213 in words is "forty-two trillion, three hundred forty-three billion, two hundred thirteen million, two hundred twenty-five thousand, two hundred thirteen".