1121020020110 has 32 divisors (see below), whose sum is σ = 2175843751200. Its totient is φ = 414446423040.

The previous prime is 1121020020103. The next prime is 1121020020121. The reversal of 1121020020110 is 110200201211.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1121020020091 and 1121020020100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71944715 + ... + 71960294.

It is an arithmetic number, because the mean of its divisors is an integer number (67995117225).

Almost surely, 2^{1121020020110} is an apocalyptic number.

1121020020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121020020110 is a deficient number, since it is larger than the sum of its proper divisors (1054823731090).

1121020020110 is a wasteful number, since it uses less digits than its factorization.

1121020020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143905076.

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

Adding to 1121020020110 its reverse (110200201211), we get a palindrome (1231220221321).

The spelling of 1121020020110 in words is "one trillion, one hundred twenty-one billion, twenty million, twenty thousand, one hundred ten".