1112111133210 has 256 divisors, whose sum is σ = 3752598343680. Its totient is φ = 227638667520.

The previous prime is 1112111133209. The next prime is 1112111133227. The reversal of 1112111133210 is 123311112111.

1112111133210 is a `hidden beast` number, since 111 + 211 + 1 + 1 + 332 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 993732 + ... + 1792128.

It is an arithmetic number, because the mean of its divisors is an integer number (14658587280).

Almost surely, 2^{1112111133210} is an apocalyptic number.

1112111133210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112111133210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1876299171840).

1112111133210 is an abundant number, since it is smaller than the sum of its proper divisors (2640487210470).

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

1112111133210 is a wasteful number, since it uses less digits than its factorization.

1112111133210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798498 (or 798492 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1112111133210 its reverse (123311112111), we get a palindrome (1235422245321).

It can be divided in two parts, 111211 and 1133210, that added together give a palindrome (1244421).

The spelling of 1112111133210 in words is "one trillion, one hundred twelve billion, one hundred eleven million, one hundred thirty-three thousand, two hundred ten".