1013012010 has 48 divisors (see below), whose sum is σ = 2698080840. Its totient is φ = 263546880.

The previous prime is 1013011897. The next prime is 1013012027. The reversal of 1013012010 is 102103101.

It can be written as a sum of positive squares in 4 ways, for example, as 407999601 + 605012409 = 20199^2 + 24597^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1013011983 and 1013012001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133575 + ... + 140954.

Almost surely, 2^1013012010 is an apocalyptic number.

1013012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013012010 is an abundant number, since it is smaller than the sum of its proper divisors (1685068830).

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

1013012010 is a wasteful number, since it uses less digits than its factorization.

1013012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274583 (or 274580 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1013012010 is about 31827.8495974830. The cubic root of 1013012010 is about 1004.3186590023.

Adding to 1013012010 its reverse (102103101), we get a palindrome (1115115111).

The spelling of 1013012010 in words is "one billion, thirteen million, twelve thousand, ten".