42400102321067 has 2 divisors, whose sum is σ = 42400102321068. Its totient is φ = 42400102321066.

The previous prime is 42400102321063. The next prime is 42400102321103. The reversal of 42400102321067 is 76012320100424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42400102321067 - 2² = 42400102321063 is a prime.

It is not a weakly prime, because it can be changed into another prime (42400102321063) by changing a digit.

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 as a sum of consecutive naturals, namely, 21200051160533 + 21200051160534.

It is an arithmetic number, because the mean of its divisors is an integer number (21200051160534).

Almost surely, 2^{42400102321067} is an apocalyptic number.

42400102321067 is a deficient number, since it is larger than the sum of its proper divisors (1).

42400102321067 is an equidigital number, since it uses as much as digits as its factorization.

42400102321067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 42400102321067 in words is "forty-two trillion, four hundred billion, one hundred two million, three hundred twenty-one thousand, sixty-seven".