1212220010107 has 2 divisors, whose sum is σ = 1212220010108. Its totient is φ = 1212220010106.

The previous prime is 1212220010081. The next prime is 1212220010119. The reversal of 1212220010107 is 7010100222121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1212220010107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1212220010167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606110005053 + 606110005054.

It is an arithmetic number, because the mean of its divisors is an integer number (606110005054).

Almost surely, 2^{1212220010107} is an apocalyptic number.

1212220010107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212220010107 is an equidigital number, since it uses as much as digits as its factorization.

1212220010107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 1212220010107 its reverse (7010100222121), we get a palindrome (8222320232228).

The spelling of 1212220010107 in words is "one trillion, two hundred twelve billion, two hundred twenty million, ten thousand, one hundred seven".