1212141231061 has 2 divisors, whose sum is σ = 1212141231062. Its totient is φ = 1212141231060.

The previous prime is 1212141231031. The next prime is 1212141231089. The reversal of 1212141231061 is 1601321412121.

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., 725103340900 + 487037890161 = 851530^2 + 697881^2 .

It is a cyclic number.

It is not a de Polignac number, because 1212141231061 - 2¹³ = 1212141222869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212141231031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606070615530 + 606070615531.

It is an arithmetic number, because the mean of its divisors is an integer number (606070615531).

Almost surely, 2^{1212141231061} is an apocalyptic number.

It is an amenable number.

1212141231061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212141231061 is an equidigital number, since it uses as much as digits as its factorization.

1212141231061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 1212141231061 its reverse (1601321412121), we get a palindrome (2813462643182).

The spelling of 1212141231061 in words is "one trillion, two hundred twelve billion, one hundred forty-one million, two hundred thirty-one thousand, sixty-one".