1320322221130 has 64 divisors (see below), whose sum is σ = 2621581780608. Its totient is φ = 474764636160.

The previous prime is 1320322221109. The next prime is 1320322221157. The reversal of 1320322221130 is 311222230231.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12677449 + ... + 12781171.

It is an arithmetic number, because the mean of its divisors is an integer number (40962215322).

Almost surely, 2^{1320322221130} is an apocalyptic number.

1320322221130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320322221130 is a deficient number, since it is larger than the sum of its proper divisors (1301259559478).

1320322221130 is a wasteful number, since it uses less digits than its factorization.

1320322221130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105031.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1320322221130 its reverse (311222230231), we get a palindrome (1631544451361).

The spelling of 1320322221130 in words is "one trillion, three hundred twenty billion, three hundred twenty-two million, two hundred twenty-one thousand, one hundred thirty".