42202300021393 has 2 divisors, whose sum is σ = 42202300021394. Its totient is φ = 42202300021392.

The previous prime is 42202300021391. The next prime is 42202300021411. The reversal of 42202300021393 is 39312000320224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21515385387024 + 20686914634369 = 4638468^2 + 4548287^2 .

It is a cyclic number.

It is not a de Polignac number, because 42202300021393 - 2¹ = 42202300021391 is a prime.

Together with 42202300021391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42202300021391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21101150010696 + 21101150010697.

It is an arithmetic number, because the mean of its divisors is an integer number (21101150010697).

Almost surely, 2^{42202300021393} is an apocalyptic number.

It is an amenable number.

42202300021393 is a deficient number, since it is larger than the sum of its proper divisors (1).

42202300021393 is an equidigital number, since it uses as much as digits as its factorization.

42202300021393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 42202300021393 in words is "forty-two trillion, two hundred two billion, three hundred million, twenty-one thousand, three hundred ninety-three".