1220102012104 has 16 divisors (see below), whose sum is σ = 2366577179100. Its totient is φ = 589014764352.

The previous prime is 1220102012099. The next prime is 1220102012119. The reversal of 1220102012104 is 4012102010221.

It can be written as a sum of positive squares in 2 ways, for example, as 1212619416100 + 7482596004 = 1101190^2 + 86502^2 .

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, 2629529967 + ... + 2629530430.

Almost surely, 2^{1220102012104} is an apocalyptic number.

It is an amenable number.

1220102012104 is a deficient number, since it is larger than the sum of its proper divisors (1146475166996).

1220102012104 is a wasteful number, since it uses less digits than its factorization.

1220102012104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5259060432 (or 5259060428 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1220102012104 its reverse (4012102010221), we get a palindrome (5232204022325).

The spelling of 1220102012104 in words is "one trillion, two hundred twenty billion, one hundred two million, twelve thousand, one hundred four".