124005220402342 has 16 divisors (see below), whose sum is σ = 187258047652800. Its totient is φ = 61585879373248.

The previous prime is 124005220402309. The next prime is 124005220402429. The reversal of 124005220402342 is 243204022500421.

It is a happy number.

It is a super-2 number, since 2×124005220402342² (a number of 29 digits) contains 22 as substring.

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, 29085603 + ... + 33075409.

It is an arithmetic number, because the mean of its divisors is an integer number (11703627978300).

Almost surely, 2^{124005220402342} is an apocalyptic number.

124005220402342 is a deficient number, since it is larger than the sum of its proper divisors (63252827250458).

124005220402342 is a wasteful number, since it uses less digits than its factorization.

124005220402342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094255.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 124005220402342 its reverse (243204022500421), we get a palindrome (367209242902763).

The spelling of 124005220402342 in words is "one hundred twenty-four trillion, five billion, two hundred twenty million, four hundred two thousand, three hundred forty-two".