1101110122220 has 48 divisors (see below), whose sum is σ = 2554800792768. Its totient is φ = 396512286720.

The previous prime is 1101110122219. The next prime is 1101110122247. The reversal of 1101110122220 is 222210111011.

It is a junction number, because it is equal to n+sod(n) for n = 1101110122195 and 1101110122204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70395641 + ... + 70411280.

It is an arithmetic number, because the mean of its divisors is an integer number (53225016516).

Almost surely, 2^{1101110122220} is an apocalyptic number.

1101110122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101110122220 is an abundant number, since it is smaller than the sum of its proper divisors (1453690670548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101110122220 is a wasteful number, since it uses less digits than its factorization.

1101110122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140806970 (or 140806968 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1101110122220 its reverse (222210111011), we get a palindrome (1323320233231).

The spelling of 1101110122220 in words is "one trillion, one hundred one billion, one hundred ten million, one hundred twenty-two thousand, two hundred twenty".