1011000022201 has 8 divisors (see below), whose sum is σ = 1109312071560. Its totient is φ = 915622660992.

The previous prime is 1011000022187. The next prime is 1011000022217. The reversal of 1011000022201 is 1022200001101.

It can be written as a sum of positive squares in 4 ways, for example, as 175925719225 + 835074302976 = 419435^2 + 913824^2 .

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

It is not a de Polignac number, because 1011000022201 - 2⁷ = 1011000022073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011000028201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733671316 + ... + 733672693.

It is an arithmetic number, because the mean of its divisors is an integer number (138664008945).

Almost surely, 2^{1011000022201} is an apocalyptic number.

It is an amenable number.

1011000022201 is a deficient number, since it is larger than the sum of its proper divisors (98312049359).

1011000022201 is a wasteful number, since it uses less digits than its factorization.

1011000022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467344075.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1011000022201 its reverse (1022200001101), we get a palindrome (2033200023302).

The spelling of 1011000022201 in words is "one trillion, eleven billion, twenty-two thousand, two hundred one".