102142133242244 has 24 divisors (see below), whose sum is σ = 178840871243328. Its totient is φ = 51044742390240.

The previous prime is 102142133242243. The next prime is 102142133242333. The reversal of 102142133242244 is 442242331241201.

It is not an unprimeable number, because it can be changed into a prime (102142133242243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726005234 + ... + 726145910.

It is an arithmetic number, because the mean of its divisors is an integer number (7451702968472).

Almost surely, 2^{102142133242244} is an apocalyptic number.

It is an amenable number.

102142133242244 is a deficient number, since it is larger than the sum of its proper divisors (76698738001084).

102142133242244 is a wasteful number, since it uses less digits than its factorization.

102142133242244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232955 (or 232953 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 102142133242244 its reverse (442242331241201), we get a palindrome (544384464483445).

The spelling of 102142133242244 in words is "one hundred two trillion, one hundred forty-two billion, one hundred thirty-three million, two hundred forty-two thousand, two hundred forty-four".