1130121015 has 16 divisors (see below), whose sum is σ = 1808925696. Its totient is φ = 602487200.

The previous prime is 1130120989. The next prime is 1130121043. The reversal of 1130121015 is 5101210311.

It is not a de Polignac number, because 1130121015 - 2⁵ = 1130120983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 1130120985 and 1130121003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26770 + ... + 54560.

It is an arithmetic number, because the mean of its divisors is an integer number (113057856).

Almost surely, 2^1130121015 is an apocalyptic number.

1130121015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1130121015 is a deficient number, since it is larger than the sum of its proper divisors (678804681).

1130121015 is a wasteful number, since it uses less digits than its factorization.

1130121015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30510.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 1130121015 is about 33617.2725693207. The cubic root of 1130121015 is about 1041.6176179429.

Adding to 1130121015 its reverse (5101210311), we get a palindrome (6231331326).

The spelling of 1130121015 in words is "one billion, one hundred thirty million, one hundred twenty-one thousand, fifteen".