11012211000312 has 64 divisors (see below), whose sum is σ = 29250339235200. Its totient is φ = 3445039923840.

The previous prime is 11012211000209. The next prime is 11012211000317. The reversal of 11012211000312 is 21300011221011.

It is a super-2 number, since 2×11012211000312² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11012211000291 and 11012211000300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012211000317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112799739 + ... + 112897322.

It is an arithmetic number, because the mean of its divisors is an integer number (457036550550).

Almost surely, 2^{11012211000312} is an apocalyptic number.

11012211000312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11012211000312 is an abundant number, since it is smaller than the sum of its proper divisors (18238128234888).

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

11012211000312 is a wasteful number, since it uses less digits than its factorization.

11012211000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225697196 (or 225697192 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11012211000312 its reverse (21300011221011), we get a palindrome (32312222221323).

The spelling of 11012211000312 in words is "eleven trillion, twelve billion, two hundred eleven million, three hundred twelve", and thus it is an aban number.