1002201220011 has 32 divisors (see below), whose sum is σ = 1431642470400. Its totient is φ = 622476901760.

The previous prime is 1002201219967. The next prime is 1002201220039. The reversal of 1002201220011 is 1100221022001.

It is a cyclic number.

It is not a de Polignac number, because 1002201220011 - 2¹⁵ = 1002201187243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002201220051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1435716 + ... + 2016353.

It is an arithmetic number, because the mean of its divisors is an integer number (44738827200).

Almost surely, 2^{1002201220011} is an apocalyptic number.

1002201220011 is a deficient number, since it is larger than the sum of its proper divisors (429441250389).

1002201220011 is a wasteful number, since it uses less digits than its factorization.

1002201220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452219.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002201220011 its reverse (1100221022001), we get a palindrome (2102422242012).

It can be divided in two parts, 100220 and 1220011, that added together give a palindrome (1320231).

The spelling of 1002201220011 in words is "one trillion, two billion, two hundred one million, two hundred twenty thousand, eleven".