1320221002102 has 16 divisors (see below), whose sum is σ = 1982872842192. Its totient is φ = 659263507840.

The previous prime is 1320221002073. The next prime is 1320221002123. The reversal of 1320221002102 is 2012001220231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34584258 + ... + 34622410.

It is an arithmetic number, because the mean of its divisors is an integer number (123929552637).

Almost surely, 2^{1320221002102} is an apocalyptic number.

1320221002102 is a deficient number, since it is larger than the sum of its proper divisors (662651840090).

1320221002102 is a wasteful number, since it uses less digits than its factorization.

1320221002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59903.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1320221002102 its reverse (2012001220231), we get a palindrome (3332222222333).

The spelling of 1320221002102 in words is "one trillion, three hundred twenty billion, two hundred twenty-one million, two thousand, one hundred two".