1210011112000 has 112 divisors (see below), whose sum is σ = 3009135317760. Its totient is φ = 481978560000.

The previous prime is 1210011111979. The next prime is 1210011112021. The reversal of 1210011112000 is 2111100121.

It is an interprime number because it is at equal distance from previous prime (1210011111979) and next prime (1210011112021).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595575 + ... + 2228425.

Almost surely, 2^{1210011112000} is an apocalyptic number.

1210011112000 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 1210011112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1504567658880).

1210011112000 is an abundant number, since it is smaller than the sum of its proper divisors (1799124205760).

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

1210011112000 is an equidigital number, since it uses as much as digits as its factorization.

1210011112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633117 (or 633097 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1210011112000 its reverse (2111100121), we get a palindrome (1212122212121).

The spelling of 1210011112000 in words is "one trillion, two hundred ten billion, eleven million, one hundred twelve thousand".