1121010020110 has 32 divisors (see below), whose sum is σ = 2040262035552. Its totient is φ = 443427196800.

The previous prime is 1121010020069. The next prime is 1121010020131. The reversal of 1121010020110 is 110200101211.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 164224 + ... + 1506316.

It is an arithmetic number, because the mean of its divisors is an integer number (63758188611).

Almost surely, 2^{1121010020110} is an apocalyptic number.

1121010020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121010020110 is a deficient number, since it is larger than the sum of its proper divisors (919252015442).

1121010020110 is a wasteful number, since it uses less digits than its factorization.

1121010020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343028.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1121010020110 its reverse (110200101211), we get a palindrome (1231210121321).

The spelling of 1121010020110 in words is "one trillion, one hundred twenty-one billion, ten million, twenty thousand, one hundred ten".