1121112122010 has 32 divisors (see below), whose sum is σ = 2783450787840. Its totient is φ = 288654155328.

The previous prime is 1121112122003. The next prime is 1121112122029. The reversal of 1121112122010 is 102212111211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 644316442 + ... + 644318181.

It is an arithmetic number, because the mean of its divisors is an integer number (86982837120).

Almost surely, 2^{1121112122010} is an apocalyptic number.

1121112122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121112122010 is an abundant number, since it is smaller than the sum of its proper divisors (1662338665830).

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

1121112122010 is a wasteful number, since it uses less digits than its factorization.

1121112122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288634662.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121112122010 its reverse (102212111211), we get a palindrome (1223324233221).

The spelling of 1121112122010 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, ten".