1012103331 has 4 divisors (see below), whose sum is σ = 1349471112. Its totient is φ = 674735552.

The previous prime is 1012103329. The next prime is 1012103353. The reversal of 1012103331 is 1333012101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012103331 - 2¹ = 1012103329 is a prime.

It is a super-2 number, since 2×1012103331² = 2048706305242591122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1012103331.

It is not an unprimeable number, because it can be changed into a prime (1012103231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168683886 + ... + 168683891.

It is an arithmetic number, because the mean of its divisors is an integer number (337367778).

Almost surely, 2^1012103331 is an apocalyptic number.

1012103331 is a deficient number, since it is larger than the sum of its proper divisors (337367781).

1012103331 is an equidigital number, since it uses as much as digits as its factorization.

1012103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337367780.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1012103331 is about 31813.5714907962. The cubic root of 1012103331 is about 1004.0182755016.

Adding to 1012103331 its reverse (1333012101), we get a palindrome (2345115432).

The spelling of 1012103331 in words is "one billion, twelve million, one hundred three thousand, three hundred thirty-one".