1302221122203 has 16 divisors (see below), whose sum is σ = 1811918626560. Its totient is φ = 830341046304.

The previous prime is 1302221122201. The next prime is 1302221122247. The reversal of 1302221122203 is 3022211222031.

It is not a de Polignac number, because 1302221122203 - 2¹ = 1302221122201 is a prime.

It is a super-2 number, since 2×1302221122203² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1302221122203.

It is not an unprimeable number, because it can be changed into a prime (1302221122201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267100 + ... + 1635782.

It is an arithmetic number, because the mean of its divisors is an integer number (113244914160).

Almost surely, 2^{1302221122203} is an apocalyptic number.

1302221122203 is a deficient number, since it is larger than the sum of its proper divisors (509697504357).

1302221122203 is a wasteful number, since it uses less digits than its factorization.

1302221122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382498.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1302221122203 its reverse (3022211222031), we get a palindrome (4324432344234).

The spelling of 1302221122203 in words is "one trillion, three hundred two billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred three".