11022000312 has 32 divisors (see below), whose sum is σ = 27557588880. Its totient is φ = 3673655040.

The previous prime is 11022000277. The next prime is 11022000313. The reversal of 11022000312 is 21300022011.

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 (11022000313) 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, 447388 + ... + 471380.

Almost surely, 2^11022000312 is an apocalyptic number.

11022000312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11022000312 is an abundant number, since it is smaller than the sum of its proper divisors (16535588568).

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

11022000312 is a wasteful number, since it uses less digits than its factorization.

11022000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43143 (or 43139 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11022000312 its reverse (21300022011), we get a palindrome (32322022323).

The spelling of 11022000312 in words is "eleven billion, twenty-two million, three hundred twelve", and thus it is an aban number.