1121112022000 has 160 divisors (see below), whose sum is σ = 2875046413824. Its totient is φ = 421369344000.

The previous prime is 1121112021971. The next prime is 1121112022039. The reversal of 1121112022000 is 2202111211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20815105 + ... + 20868895.

Almost surely, 2^{1121112022000} is an apocalyptic number.

1121112022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121112022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437523206912).

1121112022000 is an abundant number, since it is smaller than the sum of its proper divisors (1753934391824).

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

1121112022000 is a wasteful number, since it uses less digits than its factorization.

1121112022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54444 (or 54428 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1121112022000 its reverse (2202111211), we get a palindrome (1123314133211).

The spelling of 1121112022000 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, twenty-two thousand".