1100220101012 has 6 divisors (see below), whose sum is σ = 1925385176778. Its totient is φ = 550110050504.

The previous prime is 1100220101003. The next prime is 1100220101021. The reversal of 1100220101012 is 2101010220011.

It is an interprime number because it is at equal distance from previous prime (1100220101003) and next prime (1100220101021).

It can be written as a sum of positive squares in only one way, i.e., 724262273296 + 375957827716 = 851036^2 + 613154^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100220100984 and 1100220101002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137527512623 + ... + 137527512630.

It is an arithmetic number, because the mean of its divisors is an integer number (320897529463).

Almost surely, 2^{1100220101012} is an apocalyptic number.

It is an amenable number.

1100220101012 is a deficient number, since it is larger than the sum of its proper divisors (825165075766).

1100220101012 is a wasteful number, since it uses less digits than its factorization.

1100220101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275055025257 (or 275055025255 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1100220101012 its reverse (2101010220011), we get a palindrome (3201230321023).

The spelling of 1100220101012 in words is "one trillion, one hundred billion, two hundred twenty million, one hundred one thousand, twelve".