1320440001102 has 64 divisors (see below), whose sum is σ = 2940969427200. Its totient is φ = 439148463840.

The previous prime is 1320440001091. The next prime is 1320440001121. The reversal of 1320440001102 is 2011000440231.

It is a super-2 number, since 2×1320440001102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 137727553 + ... + 137737139.

It is an arithmetic number, because the mean of its divisors is an integer number (45952647300).

Almost surely, 2^{1320440001102} is an apocalyptic number.

1320440001102 is an abundant number, since it is smaller than the sum of its proper divisors (1620529426098).

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

1320440001102 is a wasteful number, since it uses less digits than its factorization.

1320440001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15118 (or 15112 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1320440001102 its reverse (2011000440231), we get a palindrome (3331440441333).

The spelling of 1320440001102 in words is "one trillion, three hundred twenty billion, four hundred forty million, one thousand, one hundred two".