1011032123 has 6 divisors (see below), whose sum is σ = 1067045364. Its totient is φ = 957819564.

The previous prime is 1011032111. The next prime is 1011032159. The reversal of 1011032123 is 3212301101.

It is not a de Polignac number, because 1011032123 - 2⁶ = 1011032059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011032098 and 1011032107.

It is not an unprimeable number, because it can be changed into a prime (1011032923) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1399961 + ... + 1400682.

It is an arithmetic number, because the mean of its divisors is an integer number (177840894).

Almost surely, 2^1011032123 is an apocalyptic number.

1011032123 is a deficient number, since it is larger than the sum of its proper divisors (56013241).

1011032123 is an equidigital number, since it uses as much as digits as its factorization.

1011032123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800681 (or 2800662 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1011032123 is about 31796.7313257196. The cubic root of 1011032123 is about 1003.6639335290.

Adding to 1011032123 its reverse (3212301101), we get a palindrome (4223333224).

The spelling of 1011032123 in words is "one billion, eleven million, thirty-two thousand, one hundred twenty-three".