1011011204 has 24 divisors (see below), whose sum is σ = 2128445760. Its totient is φ = 410485536.

The previous prime is 1011011189. The next prime is 1011011231. The reversal of 1011011204 is 4021101101.

It is a super-2 number, since 2×1011011204² = 2044287309227059232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949667 + ... + 950730.

It is an arithmetic number, because the mean of its divisors is an integer number (88685240).

Almost surely, 2^1011011204 is an apocalyptic number.

1011011204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1011011204 is an abundant number, since it is smaller than the sum of its proper divisors (1117434556).

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

1011011204 is a wasteful number, since it uses less digits than its factorization.

1011011204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900427 (or 1900425 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1011011204 is about 31796.4023751116. The cubic root of 1011011204 is about 1003.6570112991.

Adding to 1011011204 its reverse (4021101101), we get a palindrome (5032112305).

The spelling of 1011011204 in words is "one billion, eleven million, eleven thousand, two hundred four".