1011020146 has 8 divisors (see below), whose sum is σ = 1521315180. Its totient is φ = 503915088.

The previous prime is 1011020137. The next prime is 1011020159. The reversal of 1011020146 is 6410201101.

1011020146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1003939225 + 7080921 = 31685^2 + 2661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1011020146² = 2044323471235722632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 796701 + ... + 797968.

Almost surely, 2^1011020146 is an apocalyptic number.

1011020146 is a deficient number, since it is larger than the sum of its proper divisors (510295034).

1011020146 is a wasteful number, since it uses less digits than its factorization.

1011020146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594988.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1011020146 is about 31796.5429881929. The cubic root of 1011020146 is about 1003.6599702753.

Adding to 1011020146 its reverse (6410201101), we get a palindrome (7421221247).

The spelling of 1011020146 in words is "one billion, eleven million, twenty thousand, one hundred forty-six".