1110400212 has 24 divisors (see below), whose sum is σ = 2654128512. Its totient is φ = 361105600.

The previous prime is 1110400211. The next prime is 1110400301. The reversal of 1110400212 is 2120040111.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110400211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127964 + ... + 1128947.

It is an arithmetic number, because the mean of its divisors is an integer number (110588688).

Almost surely, 2^1110400212 is an apocalyptic number.

1110400212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1110400212 is an abundant number, since it is smaller than the sum of its proper divisors (1543728300).

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

1110400212 is a wasteful number, since it uses less digits than its factorization.

1110400212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256959 (or 2256957 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1110400212 is about 33322.6681404716. The cubic root of 1110400212 is about 1035.5232286421.

Adding to 1110400212 its reverse (2120040111), we get a palindrome (3230440323).

The spelling of 1110400212 in words is "one billion, one hundred ten million, four hundred thousand, two hundred twelve".