1111022000000 has 336 divisors, whose sum is σ = 3041712628080. Its totient is φ = 403920000000.

The previous prime is 1111021999991. The next prime is 1111022000009. The reversal of 1111022000000 is 2201111.

It is an interprime number because it is at equal distance from previous prime (1111021999991) and next prime (1111022000009).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111022000009) by changing a digit.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 241997705 + ... + 242002295.

It is an arithmetic number, because the mean of its divisors is an integer number (9052716155).

Almost surely, 2^{1111022000000} is an apocalyptic number.

1111022000000 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 1111022000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1520856314040).

1111022000000 is an abundant number, since it is smaller than the sum of its proper divisors (1930690628080).

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

1111022000000 is an frugal number, since it uses more digits than its factorization.

1111022000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4657 (or 4609 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1111022000000 its reverse (2201111), we get a palindrome (1111024201111).

The spelling of 1111022000000 in words is "one trillion, one hundred eleven billion, twenty-two million", and thus it is an aban number.