1130201031 has 4 divisors (see below), whose sum is σ = 1506934712. Its totient is φ = 753467352.

The previous prime is 1130200937. The next prime is 1130201047. The reversal of 1130201031 is 1301020311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1301020311 = 3 ⋅433673437.

It is not a de Polignac number, because 1130201031 - 2¹⁰ = 1130200007 is a prime.

It is a super-2 number, since 2×1130201031² = 2554708740946925922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130200998 and 1130201016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130201231) 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, 188366836 + ... + 188366841.

It is an arithmetic number, because the mean of its divisors is an integer number (376733678).

Almost surely, 2^1130201031 is an apocalyptic number.

1130201031 is a deficient number, since it is larger than the sum of its proper divisors (376733681).

1130201031 is an equidigital number, since it uses as much as digits as its factorization.

1130201031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376733680.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1130201031 is about 33618.4626507519. The cubic root of 1130201031 is about 1041.6422005930.

Adding to 1130201031 its reverse (1301020311), we get a palindrome (2431221342).

The spelling of 1130201031 in words is "one billion, one hundred thirty million, two hundred one thousand, thirty-one".