124102030442 has 32 divisors (see below), whose sum is σ = 211107980160. Its totient is φ = 54284852160.

The previous prime is 124102030439. The next prime is 124102030471. The reversal of 124102030442 is 244030201421.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 15 ways as a sum of consecutive naturals, for example, 886784 + ... + 1017147.

It is an arithmetic number, because the mean of its divisors is an integer number (6597124380).

Almost surely, 2^124102030442 is an apocalyptic number.

124102030442 is a deficient number, since it is larger than the sum of its proper divisors (87005949718).

124102030442 is a wasteful number, since it uses less digits than its factorization.

124102030442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904078.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 124102030442 its reverse (244030201421), we get a palindrome (368132231863).

The spelling of 124102030442 in words is "one hundred twenty-four billion, one hundred two million, thirty thousand, four hundred forty-two".