1131022122 has 16 divisors (see below), whose sum is σ = 2279857152. Its totient is φ = 374038560.

The previous prime is 1131022111. The next prime is 1131022133. The reversal of 1131022122 is 2212201311.

It is an interprime number because it is at equal distance from previous prime (1131022111) and next prime (1131022133).

It is a super-2 number, since 2×1131022122² = 2558422080906765768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741379 + ... + 742902.

It is an arithmetic number, because the mean of its divisors is an integer number (142491072).

Almost surely, 2^1131022122 is an apocalyptic number.

1131022122 is an abundant number, since it is smaller than the sum of its proper divisors (1148835030).

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

1131022122 is a wasteful number, since it uses less digits than its factorization.

1131022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484413.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1131022122 is about 33630.6723393987. The cubic root of 1131022122 is about 1041.8943905354.

Adding to 1131022122 its reverse (2212201311), we get a palindrome (3343223433).

The spelling of 1131022122 in words is "one billion, one hundred thirty-one million, twenty-two thousand, one hundred twenty-two".