1011122103 has 8 divisors (see below), whose sum is σ = 1355222016. Its totient is φ = 670551800.

The previous prime is 1011122017. The next prime is 1011122129. The reversal of 1011122103 is 3012211101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011122103 - 2⁹ = 1011121591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011122303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881733 + ... + 882878.

It is an arithmetic number, because the mean of its divisors is an integer number (169402752).

Almost surely, 2^1011122103 is an apocalyptic number.

1011122103 is a deficient number, since it is larger than the sum of its proper divisors (344099913).

1011122103 is a wasteful number, since it uses less digits than its factorization.

1011122103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764805.

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

The square root of 1011122103 is about 31798.1462195519. The cubic root of 1011122103 is about 1003.6937073940.

Adding to 1011122103 its reverse (3012211101), we get a palindrome (4023333204).

The spelling of 1011122103 in words is "one billion, eleven million, one hundred twenty-two thousand, one hundred three".