111011021022000 has 160 divisors (see below), whose sum is σ = 390435853077504. Its totient is φ = 26911762656000.

The previous prime is 111011021021981. The next prime is 111011021022007. The reversal of 111011021022000 is 220120110111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (111011021022007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 840926584 + ... + 841058583.

Almost surely, 2^{111011021022000} is an apocalyptic number.

111011021022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111011021022000 is an abundant number, since it is smaller than the sum of its proper divisors (279424832055504).

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

111011021022000 is a wasteful number, since it uses less digits than its factorization.

111011021022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681985204 (or 1681985188 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111011021022000 its reverse (220120110111), we get a palindrome (111231141132111).

The spelling of 111011021022000 in words is "one hundred eleven trillion, eleven billion, twenty-one million, twenty-two thousand".