1212033129997 has 2 divisors, whose sum is σ = 1212033129998. Its totient is φ = 1212033129996.

The previous prime is 1212033129977. The next prime is 1212033130051. The reversal of 1212033129997 is 7999213302121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983466906601 + 228566223396 = 991699^2 + 478086^2 .

It is an emirp because it is prime and its reverse (7999213302121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1212033129997 - 2³¹ = 1209885646349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1212033129997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212033129977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606016564998 + 606016564999.

It is an arithmetic number, because the mean of its divisors is an integer number (606016564999).

Almost surely, 2^{1212033129997} is an apocalyptic number.

It is an amenable number.

1212033129997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212033129997 is an equidigital number, since it uses as much as digits as its factorization.

1212033129997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 49.

The spelling of 1212033129997 in words is "one trillion, two hundred twelve billion, thirty-three million, one hundred twenty-nine thousand, nine hundred ninety-seven".