11000012022 has 24 divisors (see below), whose sum is σ = 23921969760. Its totient is φ = 3653038320.

The previous prime is 11000012021. The next prime is 11000012029. The reversal of 11000012022 is 22021000011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11000011995 and 11000012013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000012021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1131054 + ... + 1140737.

It is an arithmetic number, because the mean of its divisors is an integer number (996748740).

Almost surely, 2^11000012022 is an apocalyptic number.

11000012022 is an abundant number, since it is smaller than the sum of its proper divisors (12921957738).

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

11000012022 is a wasteful number, since it uses less digits than its factorization.

11000012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272068 (or 2272065 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11000012022 its reverse (22021000011), we get a palindrome (33021012033).

The spelling of 11000012022 in words is "eleven billion, twelve thousand, twenty-two".