11022001312 has 48 divisors (see below), whose sum is σ = 24811157952. Its totient is φ = 4721495040.

The previous prime is 11022001301. The next prime is 11022001313. The reversal of 11022001312 is 21310022011.

It is a junction number, because it is equal to n+sod(n) for n = 11022001292 and 11022001301.

It is not an unprimeable number, because it can be changed into a prime (11022001313) 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, 520728 + ... + 541480.

It is an arithmetic number, because the mean of its divisors is an integer number (516899124).

Almost surely, 2^11022001312 is an apocalyptic number.

It is an amenable number.

11022001312 is an abundant number, since it is smaller than the sum of its proper divisors (13789156640).

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

11022001312 is a wasteful number, since it uses less digits than its factorization.

11022001312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23141 (or 23133 counting only the distinct ones).

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

Adding to 11022001312 its reverse (21310022011), we get a palindrome (32332023323).

The spelling of 11022001312 in words is "eleven billion, twenty-two million, one thousand, three hundred twelve".