202421123202199 has 16 divisors (see below), whose sum is σ = 240131894681376. Its totient is φ = 168513610291200.

The previous prime is 202421123202163. The next prime is 202421123202203. The reversal of 202421123202199 is 991202321124202.

It is a cyclic number.

It is not a de Polignac number, because 202421123202199 - 2⁷ = 202421123202071 is a prime.

It is a super-2 number, since 2×202421123202199² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202421123202149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14627910642 + ... + 14627924479.

It is an arithmetic number, because the mean of its divisors is an integer number (15008243417586).

Almost surely, 2^{202421123202199} is an apocalyptic number.

202421123202199 is a deficient number, since it is larger than the sum of its proper divisors (37710771479177).

202421123202199 is a wasteful number, since it uses less digits than its factorization.

202421123202199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29255835186.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 202421123202199 in words is "two hundred two trillion, four hundred twenty-one billion, one hundred twenty-three million, two hundred two thousand, one hundred ninety-nine".