1220000200103 has 8 divisors (see below), whose sum is σ = 1284941294208. Its totient is φ = 1156050573304.

The previous prime is 1220000200099. The next prime is 1220000200189. The reversal of 1220000200103 is 3010020000221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1220000200103 - 2² = 1220000200099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220000200603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247864301 + ... + 247869222.

It is an arithmetic number, because the mean of its divisors is an integer number (160617661776).

Almost surely, 2^{1220000200103} is an apocalyptic number.

1220000200103 is a deficient number, since it is larger than the sum of its proper divisors (64941094105).

1220000200103 is a wasteful number, since it uses less digits than its factorization.

1220000200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495733653.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 1220000200103 its reverse (3010020000221), we get a palindrome (4230020200324).

The spelling of 1220000200103 in words is "one trillion, two hundred twenty billion, two hundred thousand, one hundred three".