1001101221202 has 16 divisors (see below), whose sum is σ = 1581072012000. Its totient is φ = 474090079680.

The previous prime is 1001101221191. The next prime is 1001101221209. The reversal of 1001101221202 is 2021221011001.

It is not an unprimeable number, because it can be changed into a prime (1001101221209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057799 + ... + 3369322.

It is an arithmetic number, because the mean of its divisors is an integer number (98817000750).

Almost surely, 2^{1001101221202} is an apocalyptic number.

1001101221202 is a deficient number, since it is larger than the sum of its proper divisors (579970790798).

1001101221202 is a wasteful number, since it uses less digits than its factorization.

1001101221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6431241.

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

Adding to 1001101221202 its reverse (2021221011001), we get a palindrome (3022322232203).

The spelling of 1001101221202 in words is "one trillion, one billion, one hundred one million, two hundred twenty-one thousand, two hundred two".