42113212122323 has 4 divisors (see below), whose sum is σ = 42115681687968. Its totient is φ = 42110742556680.

The previous prime is 42113212122301. The next prime is 42113212122329. The reversal of 42113212122323 is 32322121231124.

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

It is a cyclic number.

It is not a de Polignac number, because 42113212122323 - 2¹⁶ = 42113212056787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42113212122329) 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, 1234757243 + ... + 1234791348.

It is an arithmetic number, because the mean of its divisors is an integer number (10528920421992).

Almost surely, 2^{42113212122323} is an apocalyptic number.

42113212122323 is a deficient number, since it is larger than the sum of its proper divisors (2469565645).

42113212122323 is a wasteful number, since it uses less digits than its factorization.

42113212122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469565644.

The product of its digits is 6912, while the sum is 29.

Adding to 42113212122323 its reverse (32322121231124), we get a palindrome (74435333353447).

The spelling of 42113212122323 in words is "forty-two trillion, one hundred thirteen billion, two hundred twelve million, one hundred twenty-two thousand, three hundred twenty-three".