2201002121211 has 4 divisors (see below), whose sum is σ = 2934669494952. Its totient is φ = 1467334747472.

The previous prime is 2201002121209. The next prime is 2201002121293. The reversal of 2201002121211 is 1121212001022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201002121211 - 2¹ = 2201002121209 is a prime.

It is a super-2 number, since 2×2201002121211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2201002121711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366833686866 + ... + 366833686871.

It is an arithmetic number, because the mean of its divisors is an integer number (733667373738).

Almost surely, 2^{2201002121211} is an apocalyptic number.

2201002121211 is a deficient number, since it is larger than the sum of its proper divisors (733667373741).

2201002121211 is an equidigital number, since it uses as much as digits as its factorization.

2201002121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733667373740.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2201002121211 its reverse (1121212001022), we get a palindrome (3322214122233).

The spelling of 2201002121211 in words is "two trillion, two hundred one billion, two million, one hundred twenty-one thousand, two hundred eleven".