1012019130 has 32 divisors (see below), whose sum is σ = 2698718400. Its totient is φ = 269871696.

The previous prime is 1012019123. The next prime is 1012019131. The reversal of 1012019130 is 319102101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1012019131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1873840 + ... + 1874379.

It is an arithmetic number, because the mean of its divisors is an integer number (84334950).

Almost surely, 2^1012019130 is an apocalyptic number.

1012019130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012019130 is an abundant number, since it is smaller than the sum of its proper divisors (1686699270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012019130 is a wasteful number, since it uses less digits than its factorization.

1012019130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748235 (or 3748229 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 1012019130 is about 31812.2481129517. The cubic root of 1012019130 is about 1003.9904319390.

The spelling of 1012019130 in words is "one billion, twelve million, nineteen thousand, one hundred thirty".