2130014120021 has 2 divisors, whose sum is σ = 2130014120022. Its totient is φ = 2130014120020.

The previous prime is 2130014119991. The next prime is 2130014120077. The reversal of 2130014120021 is 1200214100312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1826538735025 + 303475384996 = 1351495^2 + 550886^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130014120021 - 2²² = 2130009925717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130014150021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065007060010 + 1065007060011.

It is an arithmetic number, because the mean of its divisors is an integer number (1065007060011).

Almost surely, 2^{2130014120021} is an apocalyptic number.

It is an amenable number.

2130014120021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130014120021 is an equidigital number, since it uses as much as digits as its factorization.

2130014120021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2130014120021 its reverse (1200214100312), we get a palindrome (3330228220333).

The spelling of 2130014120021 in words is "two trillion, one hundred thirty billion, fourteen million, one hundred twenty thousand, twenty-one".