1320222310203 has 8 divisors (see below), whose sum is σ = 1760952516928. Its totient is φ = 879820155144.

The previous prime is 1320222310171. The next prime is 1320222310223. The reversal of 1320222310203 is 3020132220231.

It is a happy number.

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

It is not a de Polignac number, because 1320222310203 - 2⁵ = 1320222310171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1320222310203.

It is not an unprimeable number, because it can be changed into a prime (1320222310223) 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, 82003525 + ... + 82019622.

It is an arithmetic number, because the mean of its divisors is an integer number (220119064616).

Almost surely, 2^{1320222310203} is an apocalyptic number.

1320222310203 is a deficient number, since it is larger than the sum of its proper divisors (440730206725).

1320222310203 is a wasteful number, since it uses less digits than its factorization.

1320222310203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164025833.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1320222310203 its reverse (3020132220231), we get a palindrome (4340354530434).

The spelling of 1320222310203 in words is "one trillion, three hundred twenty billion, two hundred twenty-two million, three hundred ten thousand, two hundred three".