200021970047 has 2 divisors, whose sum is σ = 200021970048. Its totient is φ = 200021970046.

The previous prime is 200021969981. The next prime is 200021970091. The reversal of 200021970047 is 740079120002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200021970047 - 2¹² = 200021965951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200021969995 and 200021970022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200021970647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010985023 + 100010985024.

It is an arithmetic number, because the mean of its divisors is an integer number (100010985024).

Almost surely, 2^200021970047 is an apocalyptic number.

200021970047 is a deficient number, since it is larger than the sum of its proper divisors (1).

200021970047 is an equidigital number, since it uses as much as digits as its factorization.

200021970047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The spelling of 200021970047 in words is "two hundred billion, twenty-one million, nine hundred seventy thousand, forty-seven".