1220210012107 has 2 divisors, whose sum is σ = 1220210012108. Its totient is φ = 1220210012106.

The previous prime is 1220210012071. The next prime is 1220210012171. The reversal of 1220210012107 is 7012100120221.

Together with previous prime (1220210012071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220210012107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220210012407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610105006053 + 610105006054.

It is an arithmetic number, because the mean of its divisors is an integer number (610105006054).

Almost surely, 2^{1220210012107} is an apocalyptic number.

1220210012107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220210012107 is an equidigital number, since it uses as much as digits as its factorization.

1220210012107 is an evil number, because the sum of its binary digits is even.

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

Adding to 1220210012107 its reverse (7012100120221), we get a palindrome (8232310132328).

The spelling of 1220210012107 in words is "one trillion, two hundred twenty billion, two hundred ten million, twelve thousand, one hundred seven".