1001000221102 has 8 divisors (see below), whose sum is σ = 1716000379056. Its totient is φ = 429000094752.

The previous prime is 1001000221079. The next prime is 1001000221187. The reversal of 1001000221102 is 2011220001001.

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

It is a congruent number.

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, 35750007883 + ... + 35750007910.

It is an arithmetic number, because the mean of its divisors is an integer number (214500047382).

Almost surely, 2^{1001000221102} is an apocalyptic number.

1001000221102 is a deficient number, since it is larger than the sum of its proper divisors (715000157954).

1001000221102 is an equidigital number, since it uses as much as digits as its factorization.

1001000221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71500015802.

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

Adding to 1001000221102 its reverse (2011220001001), we get a palindrome (3012220222103).

The spelling of 1001000221102 in words is "one trillion, one billion, two hundred twenty-one thousand, one hundred two".