221001210120283 has 2 divisors, whose sum is σ = 221001210120284. Its totient is φ = 221001210120282.

The previous prime is 221001210120143. The next prime is 221001210120337. The reversal of 221001210120283 is 382021012100122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221001210120283 is a prime.

It is not a weakly prime, because it can be changed into another prime (221001210150283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110500605060141 + 110500605060142.

It is an arithmetic number, because the mean of its divisors is an integer number (110500605060142).

Almost surely, 2^{221001210120283} is an apocalyptic number.

221001210120283 is a deficient number, since it is larger than the sum of its proper divisors (1).

221001210120283 is an equidigital number, since it uses as much as digits as its factorization.

221001210120283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 25.

The spelling of 221001210120283 in words is "two hundred twenty-one trillion, one billion, two hundred ten million, one hundred twenty thousand, two hundred eighty-three".