1220322302203 has 16 divisors (see below), whose sum is σ = 1236450458880. Its totient is φ = 1204289532000.

The previous prime is 1220322302179. The next prime is 1220322302207. The reversal of 1220322302203 is 3022032230221.

It is a cyclic number.

It is not a de Polignac number, because 1220322302203 - 2¹³ = 1220322294011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1220322302207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33738178 + ... + 33774328.

It is an arithmetic number, because the mean of its divisors is an integer number (77278153680).

Almost surely, 2^{1220322302203} is an apocalyptic number.

1220322302203 is a deficient number, since it is larger than the sum of its proper divisors (16128156677).

1220322302203 is a wasteful number, since it uses less digits than its factorization.

1220322302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37458.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 1220322302203 its reverse (3022032230221), we get a palindrome (4242354532424).

The spelling of 1220322302203 in words is "one trillion, two hundred twenty billion, three hundred twenty-two million, three hundred two thousand, two hundred three".