42111211123343 has 16 divisors (see below), whose sum is σ = 44672195161440. Its totient is φ = 39559570139136.

The previous prime is 42111211123337. The next prime is 42111211123349. The reversal of 42111211123343 is 34332111211124.

It is an interprime number because it is at equal distance from previous prime (42111211123337) and next prime (42111211123349).

It is a cyclic number.

It is not a de Polignac number, because 42111211123343 - 2⁶ = 42111211123279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42111211123349) 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, 51907796 + ... + 52712822.

It is an arithmetic number, because the mean of its divisors is an integer number (2792012197590).

Almost surely, 2^{42111211123343} is an apocalyptic number.

42111211123343 is a deficient number, since it is larger than the sum of its proper divisors (2560984038097).

42111211123343 is a wasteful number, since it uses less digits than its factorization.

42111211123343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810826.

The product of its digits is 3456, while the sum is 29.

Adding to 42111211123343 its reverse (34332111211124), we get a palindrome (76443322334467).

The spelling of 42111211123343 in words is "forty-two trillion, one hundred eleven billion, two hundred eleven million, one hundred twenty-three thousand, three hundred forty-three".