1220110303340 has 24 divisors (see below), whose sum is σ = 2562808772832. Its totient is φ = 487934190720.

The previous prime is 1220110303337. The next prime is 1220110303393. The reversal of 1220110303340 is 433030110221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6779624 + ... + 6957263.

It is an arithmetic number, because the mean of its divisors is an integer number (106783698868).

Almost surely, 2^{1220110303340} is an apocalyptic number.

1220110303340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1220110303340 is an abundant number, since it is smaller than the sum of its proper divisors (1342698469492).

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

1220110303340 is a wasteful number, since it uses less digits than its factorization.

1220110303340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13741337 (or 13741335 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1220110303340 its reverse (433030110221), we get a palindrome (1653140413561).

The spelling of 1220110303340 in words is "one trillion, two hundred twenty billion, one hundred ten million, three hundred three thousand, three hundred forty".