11000013212 has 12 divisors (see below), whose sum is σ = 20086980816. Its totient is φ = 5260875840.

The previous prime is 11000013139. The next prime is 11000013221. The reversal of 11000013212 is 21231000011.

It is a junction number, because it is equal to n+sod(n) for n = 11000013193 and 11000013202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59782589 + ... + 59782772.

It is an arithmetic number, because the mean of its divisors is an integer number (1673915068).

Almost surely, 2^11000013212 is an apocalyptic number.

It is an amenable number.

11000013212 is a deficient number, since it is larger than the sum of its proper divisors (9086967604).

11000013212 is a wasteful number, since it uses less digits than its factorization.

11000013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119565388 (or 119565386 counting only the distinct ones).

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

Adding to 11000013212 its reverse (21231000011), we get a palindrome (32231013223).

The spelling of 11000013212 in words is "eleven billion, thirteen thousand, two hundred twelve".