2130321200149 has 2 divisors, whose sum is σ = 2130321200150. Its totient is φ = 2130321200148.

The previous prime is 2130321200129. The next prime is 2130321200153. The reversal of 2130321200149 is 9410021230312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2030895759025 + 99425441124 = 1425095^2 + 315318^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130321200149 - 2²¹ = 2130319102997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130321200129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065160600074 + 1065160600075.

It is an arithmetic number, because the mean of its divisors is an integer number (1065160600075).

Almost surely, 2^{2130321200149} is an apocalyptic number.

It is an amenable number.

2130321200149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130321200149 is an equidigital number, since it uses as much as digits as its factorization.

2130321200149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 2130321200149 in words is "two trillion, one hundred thirty billion, three hundred twenty-one million, two hundred thousand, one hundred forty-nine".