1101313220212 has 6 divisors (see below), whose sum is σ = 1927298135378. Its totient is φ = 550656610104.

The previous prime is 1101313220207. The next prime is 1101313220233. The reversal of 1101313220212 is 2120223131011.

It can be written as a sum of positive squares in only one way, i.e., 1100808049636 + 505170576 = 1049194^2 + 22476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101313220212.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 137664152523 + ... + 137664152530.

Almost surely, 2^{1101313220212} is an apocalyptic number.

It is an amenable number.

1101313220212 is a deficient number, since it is larger than the sum of its proper divisors (825984915166).

1101313220212 is a wasteful number, since it uses less digits than its factorization.

1101313220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275328305057 (or 275328305055 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1101313220212 its reverse (2120223131011), we get a palindrome (3221536351223).

The spelling of 1101313220212 in words is "one trillion, one hundred one billion, three hundred thirteen million, two hundred twenty thousand, two hundred twelve".