1102201111012 has 12 divisors (see below), whose sum is σ = 1929069685116. Its totient is φ = 551038343840.

The previous prime is 1102201111003. The next prime is 1102201111013. The reversal of 1102201111012 is 2101111022011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 788146226176 + 314054884836 = 887776^2 + 560406^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1102201110983 and 1102201111001.

It is not an unprimeable number, because it can be changed into a prime (1102201111013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15513043 + ... + 15583930.

It is an arithmetic number, because the mean of its divisors is an integer number (160755807093).

Almost surely, 2^{1102201111012} is an apocalyptic number.

It is an amenable number.

1102201111012 is a deficient number, since it is larger than the sum of its proper divisors (826868574104).

1102201111012 is a wasteful number, since it uses less digits than its factorization.

1102201111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31105838 (or 31105836 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1102201111012 its reverse (2101111022011), we get a palindrome (3203312133023).

The spelling of 1102201111012 in words is "one trillion, one hundred two billion, two hundred one million, one hundred eleven thousand, twelve".