1100012221202 has 16 divisors (see below), whose sum is σ = 1654815445272. Its totient is φ = 548409335040.

The previous prime is 1100012221201. The next prime is 1100012221207. The reversal of 1100012221202 is 2021222100011.

It can be written as a sum of positive squares in 4 ways, for example, as 763367416681 + 336644804521 = 873709^2 + 580211^2 .

It is not an unprimeable number, because it can be changed into a prime (1100012221201) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 408848 + ... + 1538564.

Almost surely, 2^{1100012221202} is an apocalyptic number.

1100012221202 is a deficient number, since it is larger than the sum of its proper divisors (554803224070).

1100012221202 is a wasteful number, since it uses less digits than its factorization.

1100012221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131133.

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

Adding to 1100012221202 its reverse (2021222100011), we get a palindrome (3121234321213).

The spelling of 1100012221202 in words is "one trillion, one hundred billion, twelve million, two hundred twenty-one thousand, two hundred two".