1011018090 has 16 divisors (see below), whose sum is σ = 2426443488. Its totient is φ = 269604816.

The previous prime is 1011018079. The next prime is 1011018091. The reversal of 1011018090 is 908101101.

1011018090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1011018091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16850272 + ... + 16850331.

It is an arithmetic number, because the mean of its divisors is an integer number (151652718).

Almost surely, 2^1011018090 is an apocalyptic number.

1011018090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011018090 is an abundant number, since it is smaller than the sum of its proper divisors (1415425398).

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

1011018090 is a wasteful number, since it uses less digits than its factorization.

1011018090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33700613.

The product of its (nonzero) digits is 72, while the sum is 21.

The square root of 1011018090 is about 31796.5106576178. The cubic root of 1011018090 is about 1003.6592899307.

Adding to 1011018090 its reverse (908101101), we get a palindrome (1919119191).

The spelling of 1011018090 in words is "one billion, eleven million, eighteen thousand, ninety".