1011221014 has 16 divisors (see below), whose sum is σ = 1537344000. Its totient is φ = 498784104.

The previous prime is 1011221011. The next prime is 1011221033. The reversal of 1011221014 is 4101221101.

It is a junction number, because it is equal to n+sod(n) for n = 1011220985 and 1011221003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011221011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266559 + ... + 270325.

It is an arithmetic number, because the mean of its divisors is an integer number (96084000).

Almost surely, 2^1011221014 is an apocalyptic number.

1011221014 is a deficient number, since it is larger than the sum of its proper divisors (526122986).

1011221014 is a wasteful number, since it uses less digits than its factorization.

1011221014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5547.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1011221014 is about 31799.7014765862. The cubic root of 1011221014 is about 1003.7264344376.

Adding to 1011221014 its reverse (4101221101), we get a palindrome (5112442115).

The spelling of 1011221014 in words is "one billion, eleven million, two hundred twenty-one thousand, fourteen".