20110342342 has 16 divisors (see below), whose sum is σ = 30987812880. Its totient is φ = 9781194528.

The previous prime is 20110342327. The next prime is 20110342363. The reversal of 20110342342 is 24324301102.

It is a super-2 number, since 2×20110342342² (a number of 21 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, 326013 + ... + 382759.

It is an arithmetic number, because the mean of its divisors is an integer number (1936738305).

Almost surely, 2^20110342342 is an apocalyptic number.

20110342342 is a deficient number, since it is larger than the sum of its proper divisors (10877470538).

20110342342 is a wasteful number, since it uses less digits than its factorization.

20110342342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61575.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20110342342 its reverse (24324301102), we get a palindrome (44434643444).

The spelling of 20110342342 in words is "twenty billion, one hundred ten million, three hundred forty-two thousand, three hundred forty-two".