202261992243 has 8 divisors (see below), whose sum is σ = 276260282256. Its totient is φ = 131552515200.

The previous prime is 202261992241. The next prime is 202261992269. The reversal of 202261992243 is 342299162202.

202261992243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202261992243 - 2¹ = 202261992241 is a prime.

It is a super-2 number, since 2×202261992243² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 202261992195 and 202261992204.

It is not an unprimeable number, because it can be changed into a prime (202261992241) 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 in 7 ways as a sum of consecutive naturals, for example, 822203098 + ... + 822203343.

It is an arithmetic number, because the mean of its divisors is an integer number (34532535282).

Almost surely, 2^202261992243 is an apocalyptic number.

202261992243 is a deficient number, since it is larger than the sum of its proper divisors (73998290013).

202261992243 is a wasteful number, since it uses less digits than its factorization.

202261992243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644406485.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 202261992243 in words is "two hundred two billion, two hundred sixty-one million, nine hundred ninety-two thousand, two hundred forty-three".