1012210001029 has 2 divisors, whose sum is σ = 1012210001030. Its totient is φ = 1012210001028.

The previous prime is 1012210001003. The next prime is 1012210001059. The reversal of 1012210001029 is 9201000122101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 893588308804 + 118621692225 = 945298^2 + 344415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012210001029 - 2²⁵ = 1012176446597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012210000997 and 1012210001015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012210001059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506105000514 + 506105000515.

It is an arithmetic number, because the mean of its divisors is an integer number (506105000515).

Almost surely, 2^{1012210001029} is an apocalyptic number.

It is an amenable number.

1012210001029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012210001029 is an equidigital number, since it uses as much as digits as its factorization.

1012210001029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 1012210001029 in words is "one trillion, twelve billion, two hundred ten million, one thousand, twenty-nine".