1201102213147 has 2 divisors, whose sum is σ = 1201102213148. Its totient is φ = 1201102213146.

The previous prime is 1201102213099. The next prime is 1201102213151. The reversal of 1201102213147 is 7413122011021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201102213147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201102243147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600551106573 + 600551106574.

It is an arithmetic number, because the mean of its divisors is an integer number (600551106574).

Almost surely, 2^{1201102213147} is an apocalyptic number.

1201102213147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201102213147 is an equidigital number, since it uses as much as digits as its factorization.

1201102213147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 1201102213147 its reverse (7413122011021), we get a palindrome (8614224224168).

The spelling of 1201102213147 in words is "one trillion, two hundred one billion, one hundred two million, two hundred thirteen thousand, one hundred forty-seven".