1100120202212 has 6 divisors (see below), whose sum is σ = 1925210353878. Its totient is φ = 550060101104.

The previous prime is 1100120202067. The next prime is 1100120202287. The reversal of 1100120202212 is 2122020210011.

It can be written as a sum of positive squares in only one way, i.e., 1033341373156 + 66778829056 = 1016534^2 + 258416^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137515025273 + ... + 137515025280.

It is an arithmetic number, because the mean of its divisors is an integer number (320868392313).

Almost surely, 2^{1100120202212} is an apocalyptic number.

It is an amenable number.

1100120202212 is a deficient number, since it is larger than the sum of its proper divisors (825090151666).

1100120202212 is a wasteful number, since it uses less digits than its factorization.

1100120202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275030050557 (or 275030050555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1100120202212 its reverse (2122020210011), we get a palindrome (3222140412223).

The spelling of 1100120202212 in words is "one trillion, one hundred billion, one hundred twenty million, two hundred two thousand, two hundred twelve".