1125111022 has 32 divisors (see below), whose sum is σ = 1985766912. Its totient is φ = 468003744.

The previous prime is 1125111019. The next prime is 1125111041. The reversal of 1125111022 is 2201115211.

It is a junction number, because it is equal to n+sod(n) for n = 1125110987 and 1125111005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227023 + ... + 231925.

It is an arithmetic number, because the mean of its divisors is an integer number (62055216).

Almost surely, 2^1125111022 is an apocalyptic number.

1125111022 is a deficient number, since it is larger than the sum of its proper divisors (860655890).

1125111022 is a wasteful number, since it uses less digits than its factorization.

1125111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1125111022 is about 33542.6746399270. The cubic root of 1125111022 is about 1040.0761230030.

Adding to 1125111022 its reverse (2201115211), we get a palindrome (3326226233).

The spelling of 1125111022 in words is "one billion, one hundred twenty-five million, one hundred eleven thousand, twenty-two".