1107040212 has 18 divisors (see below), whose sum is σ = 2798351738. Its totient is φ = 369013392.

The previous prime is 1107040211. The next prime is 1107040213. The reversal of 1107040212 is 2120407011.

It is an interprime number because it is at equal distance from previous prime (1107040211) and next prime (1107040213).

It can be written as a sum of positive squares in only one way, i.e., 1094551056 + 12489156 = 33084^2 + 3534^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1107040211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15375523 + ... + 15375594.

Almost surely, 2^1107040212 is an apocalyptic number.

1107040212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1107040212 is an abundant number, since it is smaller than the sum of its proper divisors (1691311526).

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

1107040212 is a wasteful number, since it uses less digits than its factorization.

1107040212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30751127 (or 30751122 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 1107040212 is about 33272.2138127297. The cubic root of 1107040212 is about 1034.4776976824.

Adding to 1107040212 its reverse (2120407011), we get a palindrome (3227447223).

The spelling of 1107040212 in words is "one billion, one hundred seven million, forty thousand, two hundred twelve".