1101021010129 has 2 divisors, whose sum is σ = 1101021010130. Its totient is φ = 1101021010128.

The previous prime is 1101021010097. The next prime is 1101021010147. The reversal of 1101021010129 is 9210101201011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 769958865729 + 331062144400 = 877473^2 + 575380^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101021010129 - 2⁵ = 1101021010097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101021010429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550510505064 + 550510505065.

It is an arithmetic number, because the mean of its divisors is an integer number (550510505065).

Almost surely, 2^{1101021010129} is an apocalyptic number.

It is an amenable number.

1101021010129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101021010129 is an equidigital number, since it uses as much as digits as its factorization.

1101021010129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 1101021010129 in words is "one trillion, one hundred one billion, twenty-one million, ten thousand, one hundred twenty-nine".