1012032105 has 16 divisors (see below), whose sum is σ = 1850573184. Its totient is φ = 462643200.

The previous prime is 1012032097. The next prime is 1012032121. The reversal of 1012032105 is 5012302101.

It is not a de Polignac number, because 1012032105 - 2³ = 1012032097 is a prime.

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

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, 4819096 + ... + 4819305.

It is an arithmetic number, because the mean of its divisors is an integer number (115660824).

Almost surely, 2^1012032105 is an apocalyptic number.

1012032105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1012032105 is a deficient number, since it is larger than the sum of its proper divisors (838541079).

1012032105 is an equidigital number, since it uses as much as digits as its factorization.

1012032105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9638416.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1012032105 is about 31812.4520431859. The cubic root of 1012032105 is about 1003.9947226089.

Adding to 1012032105 its reverse (5012302101), we get a palindrome (6024334206).

The spelling of 1012032105 in words is "one billion, twelve million, thirty-two thousand, one hundred five".