102043124442 has 24 divisors (see below), whose sum is σ = 252678213216. Its totient is φ = 29155178376.

The previous prime is 102043124411. The next prime is 102043124479. The reversal of 102043124442 is 244421340201.

102043124442 is a `hidden beast` number, since 1 + 0 + 204 + 3 + 12 + 4 + 442 = 666.

It is a super-2 number, since 2×102043124442² (a number of 23 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 404932908 + ... + 404933159.

It is an arithmetic number, because the mean of its divisors is an integer number (10528258884).

Almost surely, 2^102043124442 is an apocalyptic number.

102043124442 is an abundant number, since it is smaller than the sum of its proper divisors (150635088774).

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

102043124442 is a wasteful number, since it uses less digits than its factorization.

102043124442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809866082 (or 809866079 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 102043124442 its reverse (244421340201), we get a palindrome (346464464643).

The spelling of 102043124442 in words is "one hundred two billion, forty-three million, one hundred twenty-four thousand, four hundred forty-two".