2220221977433 has 2 divisors, whose sum is σ = 2220221977434. Its totient is φ = 2220221977432.

The previous prime is 2220221977411. The next prime is 2220221977469. The reversal of 2220221977433 is 3347791220222.

2220221977433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2182246881049 + 37975096384 = 1477243^2 + 194872^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220221977433 - 2⁴⁰ = 1120710349657 is a prime.

It is a super-2 number, since 2×2220221977433² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2220221977483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110110988716 + 1110110988717.

It is an arithmetic number, because the mean of its divisors is an integer number (1110110988717).

Almost surely, 2^{2220221977433} is an apocalyptic number.

It is an amenable number.

2220221977433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220221977433 is an equidigital number, since it uses as much as digits as its factorization.

2220221977433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 2220221977433 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, nine hundred seventy-seven thousand, four hundred thirty-three".