1303422220221 has 32 divisors (see below), whose sum is σ = 1898652715008. Its totient is φ = 788801120640.

The previous prime is 1303422220141. The next prime is 1303422220231. The reversal of 1303422220221 is 1220222243031.

It is not a de Polignac number, because 1303422220221 - 2¹⁵ = 1303422187453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303422220191 and 1303422220200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303422220231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97796460 + ... + 97809786.

It is an arithmetic number, because the mean of its divisors is an integer number (59332897344).

Almost surely, 2^{1303422220221} is an apocalyptic number.

1303422220221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1303422220221 is a deficient number, since it is larger than the sum of its proper divisors (595230494787).

1303422220221 is a wasteful number, since it uses less digits than its factorization.

1303422220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17441.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1303422220221 its reverse (1220222243031), we get a palindrome (2523644463252).

The spelling of 1303422220221 in words is "one trillion, three hundred three billion, four hundred twenty-two million, two hundred twenty thousand, two hundred twenty-one".