1212110020141 has 2 divisors, whose sum is σ = 1212110020142. Its totient is φ = 1212110020140.

The previous prime is 1212110020061. The next prime is 1212110020153. The reversal of 1212110020141 is 1410200112121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1210781126025 + 1328894116 = 1100355^2 + 36454^2 .

It is an emirp because it is prime and its reverse (1410200112121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1212110020141 - 2⁷ = 1212110020013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212110020241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606055010070 + 606055010071.

It is an arithmetic number, because the mean of its divisors is an integer number (606055010071).

Almost surely, 2^{1212110020141} is an apocalyptic number.

It is an amenable number.

1212110020141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212110020141 is an equidigital number, since it uses as much as digits as its factorization.

1212110020141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1212110020141 its reverse (1410200112121), we get a palindrome (2622310132262).

The spelling of 1212110020141 in words is "one trillion, two hundred twelve billion, one hundred ten million, twenty thousand, one hundred forty-one".