11012123122 has 96 divisors (see below), whose sum is σ = 22572087552. Its totient is φ = 3920400000.

The previous prime is 11012122987. The next prime is 11012123153. The reversal of 11012123122 is 22132121011.

It is a junction number, because it is equal to n+sod(n) for n = 11012123096 and 11012123105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2221747 + ... + 2226697.

It is an arithmetic number, because the mean of its divisors is an integer number (235125912).

Almost surely, 2^11012123122 is an apocalyptic number.

11012123122 is an abundant number, since it is smaller than the sum of its proper divisors (11559964430).

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

11012123122 is a wasteful number, since it uses less digits than its factorization.

11012123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5096 (or 5085 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11012123122 its reverse (22132121011), we get a palindrome (33144244133).

The spelling of 11012123122 in words is "eleven billion, twelve million, one hundred twenty-three thousand, one hundred twenty-two".