1100212312 has 8 divisors (see below), whose sum is σ = 2062898100. Its totient is φ = 550106152.

The previous prime is 1100212297. The next prime is 1100212313. The reversal of 1100212312 is 2132120011.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1100212292 and 1100212301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100212313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68763262 + ... + 68763277.

Almost surely, 2^1100212312 is an apocalyptic number.

It is an amenable number.

1100212312 is a deficient number, since it is larger than the sum of its proper divisors (962685788).

1100212312 is a wasteful number, since it uses less digits than its factorization.

1100212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137526545 (or 137526541 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1100212312 is about 33169.4484729547. The cubic root of 1100212312 is about 1032.3465249585.

Adding to 1100212312 its reverse (2132120011), we get a palindrome (3232332323).

The spelling of 1100212312 in words is "one billion, one hundred million, two hundred twelve thousand, three hundred twelve".