1131200022 has 8 divisors (see below), whose sum is σ = 2262400056. Its totient is φ = 377066672.

The previous prime is 1131200003. The next prime is 1131200033. The reversal of 1131200022 is 2200021311.

1131200022 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1131200022 is an admirable number.

It is a super-2 number, since 2×1131200022² = 2559226979545600968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131199980 and 1131200007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94266663 + ... + 94266674.

It is an arithmetic number, because the mean of its divisors is an integer number (282800007).

Almost surely, 2^1131200022 is an apocalyptic number.

1131200022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1131200022 is a wasteful number, since it uses less digits than its factorization.

1131200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188533342.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1131200022 is about 33633.3171423813. The cubic root of 1131200022 is about 1041.9490146644.

Adding to 1131200022 its reverse (2200021311), we get a palindrome (3331221333).

The spelling of 1131200022 in words is "one billion, one hundred thirty-one million, two hundred thousand, twenty-two".