1303220231302 has 32 divisors (see below), whose sum is σ = 2258082087840. Its totient is φ = 557503610880.

The previous prime is 1303220231293. The next prime is 1303220231303. The reversal of 1303220231302 is 2031320223031.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303220231303) 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, 10864518 + ... + 10983814.

It is an arithmetic number, because the mean of its divisors is an integer number (70565065245).

Almost surely, 2^{1303220231302} is an apocalyptic number.

1303220231302 is a deficient number, since it is larger than the sum of its proper divisors (954861856538).

1303220231302 is a wasteful number, since it uses less digits than its factorization.

1303220231302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148536.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1303220231302 its reverse (2031320223031), we get a palindrome (3334540454333).

The spelling of 1303220231302 in words is "one trillion, three hundred three billion, two hundred twenty million, two hundred thirty-one thousand, three hundred two".