20112023334342 has 16 divisors (see below), whose sum is σ = 40531100461632. Its totient is φ = 6652832145960.

The previous prime is 20112023334301. The next prime is 20112023334353. The reversal of 20112023334342 is 24343332021102.

It is a happy number.

It is a super-2 number, since 2×20112023334342² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12793907188 + ... + 12793908759.

It is an arithmetic number, because the mean of its divisors is an integer number (2533193778852).

Almost surely, 2^{20112023334342} is an apocalyptic number.

20112023334342 is an abundant number, since it is smaller than the sum of its proper divisors (20419077127290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20112023334342 is a wasteful number, since it uses less digits than its factorization.

20112023334342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25587816083.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 20112023334342 its reverse (24343332021102), we get a palindrome (44455355355444).

The spelling of 20112023334342 in words is "twenty trillion, one hundred twelve billion, twenty-three million, three hundred thirty-four thousand, three hundred forty-two".