2201210022101 has 8 divisors (see below), whose sum is σ = 2201876703000. Its totient is φ = 2200543452160.

The previous prime is 2201210022023. The next prime is 2201210022107. The reversal of 2201210022101 is 1012200121022.

It can be written as a sum of positive squares in 4 ways, for example, as 533263602001 + 1667946420100 = 730249^2 + 1291490^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2201210022101 - 2²⁶ = 2201142913237 is a prime.

It is a super-2 number, since 2×2201210022101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201210022107) 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, 54615365 + ... + 54655653.

It is an arithmetic number, because the mean of its divisors is an integer number (275234587875).

Almost surely, 2^{2201210022101} is an apocalyptic number.

It is an amenable number.

2201210022101 is a deficient number, since it is larger than the sum of its proper divisors (666680899).

2201210022101 is an equidigital number, since it uses as much as digits as its factorization.

2201210022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55479.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2201210022101 its reverse (1012200121022), we get a palindrome (3213410143123).

The spelling of 2201210022101 in words is "two trillion, two hundred one billion, two hundred ten million, twenty-two thousand, one hundred one".