222101010981029 has 2 divisors, whose sum is σ = 222101010981030. Its totient is φ = 222101010981028.

The previous prime is 222101010981019. The next prime is 222101010981049. The reversal of 222101010981029 is 920189010101222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171921213568129 + 50179797412900 = 13111873^2 + 7083770^2 .

It is a cyclic number.

It is not a de Polignac number, because 222101010981029 - 2⁸ = 222101010980773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222101010980983 and 222101010981001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222101010981019) 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, 111050505490514 + 111050505490515.

It is an arithmetic number, because the mean of its divisors is an integer number (111050505490515).

Almost surely, 2^{222101010981029} is an apocalyptic number.

It is an amenable number.

222101010981029 is a deficient number, since it is larger than the sum of its proper divisors (1).

222101010981029 is an equidigital number, since it uses as much as digits as its factorization.

222101010981029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 38.

The spelling of 222101010981029 in words is "two hundred twenty-two trillion, one hundred one billion, ten million, nine hundred eighty-one thousand, twenty-nine".