1212200201011 has 2 divisors, whose sum is σ = 1212200201012. Its totient is φ = 1212200201010.

The previous prime is 1212200200997. The next prime is 1212200201059. The reversal of 1212200201011 is 1101020022121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212200201011 - 2³⁹ = 662444387123 is a prime.

It is a super-2 number, since 2×1212200201011² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1212200200982 and 1212200201000.

It is not a weakly prime, because it can be changed into another prime (1212200201081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606100100505 + 606100100506.

It is an arithmetic number, because the mean of its divisors is an integer number (606100100506).

Almost surely, 2^{1212200201011} is an apocalyptic number.

1212200201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212200201011 is an equidigital number, since it uses as much as digits as its factorization.

1212200201011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1212200201011 its reverse (1101020022121), we get a palindrome (2313220223132).

The spelling of 1212200201011 in words is "one trillion, two hundred twelve billion, two hundred million, two hundred one thousand, eleven".