1200212214101 has 2 divisors, whose sum is σ = 1200212214102. Its totient is φ = 1200212214100.

The previous prime is 1200212214077. The next prime is 1200212214107. The reversal of 1200212214101 is 1014122120021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1196781300625 + 3430913476 = 1093975^2 + 58574^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200212214101 - 2⁶ = 1200212214037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200212214101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200212214107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600106107050 + 600106107051.

It is an arithmetic number, because the mean of its divisors is an integer number (600106107051).

Almost surely, 2^{1200212214101} is an apocalyptic number.

It is an amenable number.

1200212214101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200212214101 is an equidigital number, since it uses as much as digits as its factorization.

1200212214101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1200212214101 its reverse (1014122120021), we get a palindrome (2214334334122).

The spelling of 1200212214101 in words is "one trillion, two hundred billion, two hundred twelve million, two hundred fourteen thousand, one hundred one".