1100013212 has 6 divisors (see below), whose sum is σ = 1925023128. Its totient is φ = 550006604.

The previous prime is 1100013191. The next prime is 1100013217. The reversal of 1100013212 is 2123100011.

It is a junction number, because it is equal to n+sod(n) for n = 1100013193 and 1100013202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100013217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137501648 + ... + 137501655.

It is an arithmetic number, because the mean of its divisors is an integer number (320837188).

Almost surely, 2^1100013212 is an apocalyptic number.

It is an amenable number.

1100013212 is a deficient number, since it is larger than the sum of its proper divisors (825009916).

1100013212 is a wasteful number, since it uses less digits than its factorization.

1100013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275003307 (or 275003305 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1100013212 is about 33166.4470813502. The cubic root of 1100013212 is about 1032.2842483140.

Adding to 1100013212 its reverse (2123100011), we get a palindrome (3223113223).

The spelling of 1100013212 in words is "one billion, one hundred million, thirteen thousand, two hundred twelve".