102133241442 has 32 divisors (see below), whose sum is σ = 226979438400. Its totient is φ = 34041911904.

The previous prime is 102133241411. The next prime is 102133241471. The reversal of 102133241442 is 244142331201.

102133241442 is a `hidden beast` number, since 1 + 0 + 213 + 3 + 2 + 4 + 1 + 442 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763753 + ... + 887459.

It is an arithmetic number, because the mean of its divisors is an integer number (7093107450).

Almost surely, 2^102133241442 is an apocalyptic number.

102133241442 is an abundant number, since it is smaller than the sum of its proper divisors (124846196958).

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

102133241442 is a wasteful number, since it uses less digits than its factorization.

102133241442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139007 (or 139001 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 102133241442 its reverse (244142331201), we get a palindrome (346275572643).

The spelling of 102133241442 in words is "one hundred two billion, one hundred thirty-three million, two hundred forty-one thousand, four hundred forty-two".