2201210120101 has 4 divisors (see below), whose sum is σ = 2242742386572. Its totient is φ = 2159677853632.

The previous prime is 2201210119993. The next prime is 2201210120117. The reversal of 2201210120101 is 1010210121022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1568628497601 + 632581622500 = 1252449^2 + 795350^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201210120101 - 2⁷ = 2201210119973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201210120171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20766133156 + ... + 20766133261.

It is an arithmetic number, because the mean of its divisors is an integer number (560685596643).

Almost surely, 2^{2201210120101} is an apocalyptic number.

It is an amenable number.

2201210120101 is a deficient number, since it is larger than the sum of its proper divisors (41532266471).

2201210120101 is an equidigital number, since it uses as much as digits as its factorization.

2201210120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41532266470.

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

Adding to 2201210120101 its reverse (1010210121022), we get a palindrome (3211420241123).

The spelling of 2201210120101 in words is "two trillion, two hundred one billion, two hundred ten million, one hundred twenty thousand, one hundred one".