124042100512 has 48 divisors (see below), whose sum is σ = 267789104352. Its totient is φ = 56090603520.

The previous prime is 124042100467. The next prime is 124042100527. The reversal of 124042100512 is 215001240421.

It is a super-2 number, since 2×124042100512² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 844998 + ... + 980869.

It is an arithmetic number, because the mean of its divisors is an integer number (5578939674).

Almost surely, 2^124042100512 is an apocalyptic number.

It is an amenable number.

124042100512 is an abundant number, since it is smaller than the sum of its proper divisors (143747003840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124042100512 is a wasteful number, since it uses less digits than its factorization.

124042100512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826081 (or 1826073 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 124042100512 its reverse (215001240421), we get a palindrome (339043340933).

The spelling of 124042100512 in words is "one hundred twenty-four billion, forty-two million, one hundred thousand, five hundred twelve".