202000070721643 has 2 divisors, whose sum is σ = 202000070721644. Its totient is φ = 202000070721642.

The previous prime is 202000070721619. The next prime is 202000070721689. The reversal of 202000070721643 is 346127070000202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202000070721643 - 2⁴⁵ = 166815698632811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202000070721599 and 202000070721608.

It is not a weakly prime, because it can be changed into another prime (202000070721343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000035360821 + 101000035360822.

It is an arithmetic number, because the mean of its divisors is an integer number (101000035360822).

Almost surely, 2^{202000070721643} is an apocalyptic number.

202000070721643 is a deficient number, since it is larger than the sum of its proper divisors (1).

202000070721643 is an equidigital number, since it uses as much as digits as its factorization.

202000070721643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The spelling of 202000070721643 in words is "two hundred two trillion, seventy million, seven hundred twenty-one thousand, six hundred forty-three".