20122402031342 has 64 divisors (see below), whose sum is σ = 34550815965120. Its totient is φ = 8707105634304.

The previous prime is 20122402031339. The next prime is 20122402031429. The reversal of 20122402031342 is 24313020422102.

It is a super-2 number, since 2×20122402031342² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

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 31 ways as a sum of consecutive naturals, for example, 1336762688 + ... + 1336777740.

It is an arithmetic number, because the mean of its divisors is an integer number (539856499455).

Almost surely, 2^{20122402031342} is an apocalyptic number.

20122402031342 is a deficient number, since it is larger than the sum of its proper divisors (14428413933778).

20122402031342 is a wasteful number, since it uses less digits than its factorization.

20122402031342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26597.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20122402031342 its reverse (24313020422102), we get a palindrome (44435422453444).

The spelling of 20122402031342 in words is "twenty trillion, one hundred twenty-two billion, four hundred two million, thirty-one thousand, three hundred forty-two".