2220221001029 has 2 divisors, whose sum is σ = 2220221001030. Its totient is φ = 2220221001028.

The previous prime is 2220221000993. The next prime is 2220221001077. The reversal of 2220221001029 is 9201001220222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1960756072900 + 259464928129 = 1400270^2 + 509377^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220221001029 - 2¹² = 2220220996933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220221000995 and 2220221001013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220221001329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110110500514 + 1110110500515.

It is an arithmetic number, because the mean of its divisors is an integer number (1110110500515).

Almost surely, 2^{2220221001029} is an apocalyptic number.

It is an amenable number.

2220221001029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220221001029 is an equidigital number, since it uses as much as digits as its factorization.

2220221001029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 2220221001029 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, one thousand, twenty-nine".