1012331123 has 8 divisors (see below), whose sum is σ = 1048677840. Its totient is φ = 976539520.

The previous prime is 1012331119. The next prime is 1012331129. The reversal of 1012331123 is 3211332101.

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 1012331123 - 2² = 1012331119 is a prime.

It is a super-2 number, since 2×1012331123² = 2049628605188882258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012331129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135065 + ... + 142362.

It is an arithmetic number, because the mean of its divisors is an integer number (131084730).

Almost surely, 2^1012331123 is an apocalyptic number.

1012331123 is a deficient number, since it is larger than the sum of its proper divisors (36346717).

1012331123 is an equidigital number, since it uses as much as digits as its factorization.

1012331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277557.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1012331123 is about 31817.1513966917. The cubic root of 1012331123 is about 1004.0935939557.

Adding to 1012331123 its reverse (3211332101), we get a palindrome (4223663224).

The spelling of 1012331123 in words is "one billion, twelve million, three hundred thirty-one thousand, one hundred twenty-three".