1122012000208 has 30 divisors (see below), whose sum is σ = 2389491469442. Its totient is φ = 510005453760.

The previous prime is 1122012000119. The next prime is 1122012000209. The reversal of 1122012000208 is 8020002102211.

It can be written as a sum of positive squares in only one way, i.e., 662452743744 + 459559256464 = 813912^2 + 677908^2 .

It is a super-2 number, since 2×1122012000208² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122012000209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 289773891 + ... + 289777762.

Almost surely, 2^{1122012000208} is an apocalyptic number.

It is an amenable number.

1122012000208 is an abundant number, since it is smaller than the sum of its proper divisors (1267479469234).

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

1122012000208 is a wasteful number, since it uses less digits than its factorization.

1122012000208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579551683 (or 579551666 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1122012000208 its reverse (8020002102211), we get a palindrome (9142014102419).

The spelling of 1122012000208 in words is "one trillion, one hundred twenty-two billion, twelve million, two hundred eight", and thus it is an aban number.