20122131034342 has 16 divisors (see below), whose sum is σ = 32275101268512. Its totient is φ = 9375483299200.

The previous prime is 20122131034277. The next prime is 20122131034429. The reversal of 20122131034342 is 24343013122102.

It is a self number, because there is not a number n which added to its sum of digits gives 20122131034342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2929835098 + ... + 2929841965.

It is an arithmetic number, because the mean of its divisors is an integer number (2017193829282).

Almost surely, 2^{20122131034342} is an apocalyptic number.

20122131034342 is a deficient number, since it is larger than the sum of its proper divisors (12152970234170).

20122131034342 is a wasteful number, since it uses less digits than its factorization.

20122131034342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5859677183.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 20122131034342 its reverse (24343013122102), we get a palindrome (44465144156444).

The spelling of 20122131034342 in words is "twenty trillion, one hundred twenty-two billion, one hundred thirty-one million, thirty-four thousand, three hundred forty-two".