1101220002320 has 20 divisors (see below), whose sum is σ = 2560336505580. Its totient is φ = 440488000896.

The previous prime is 1101220002301. The next prime is 1101220002439. The reversal of 1101220002320 is 232000221011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 412107505936 + 689112496384 = 641956^2 + 830128^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 1101220002295 and 1101220002304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6882624935 + ... + 6882625094.

It is an arithmetic number, because the mean of its divisors is an integer number (128016825279).

Almost surely, 2^{1101220002320} is an apocalyptic number.

1101220002320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101220002320 is an abundant number, since it is smaller than the sum of its proper divisors (1459116503260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101220002320 is a wasteful number, since it uses less digits than its factorization.

1101220002320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13765250042 (or 13765250036 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1101220002320 its reverse (232000221011), we get a palindrome (1333220223331).

The spelling of 1101220002320 in words is "one trillion, one hundred one billion, two hundred twenty million, two thousand, three hundred twenty".