102142021230441 has 12 divisors (see below), whose sum is σ = 147542070723840. Its totient is φ = 68093021306520.

The previous prime is 102142021230437. The next prime is 102142021230517. The reversal of 102142021230441 is 144032120241201.

102142021230441 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 4 + 2 + 0 + 212 + 3 + 0 + 441 = 666.

It is not a de Polignac number, because 102142021230441 - 2² = 102142021230437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102142021280441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137902945 + ... + 138641646.

It is an arithmetic number, because the mean of its divisors is an integer number (12295172560320).

Almost surely, 2^{102142021230441} is an apocalyptic number.

It is an amenable number.

102142021230441 is a deficient number, since it is larger than the sum of its proper divisors (45400049493399).

102142021230441 is a wasteful number, since it uses less digits than its factorization.

102142021230441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276585636 (or 276585633 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 102142021230441 its reverse (144032120241201), we get a palindrome (246174141471642).

The spelling of 102142021230441 in words is "one hundred two trillion, one hundred forty-two billion, twenty-one million, two hundred thirty thousand, four hundred forty-one".