210112220121101 has 8 divisors (see below), whose sum is σ = 210692858042304. Its totient is φ = 209532261708640.

The previous prime is 210112220121047. The next prime is 210112220121121. The reversal of 210112220121101 is 101121022211012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210112220121101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210112220121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210112220121121) 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, 169257905 + ... + 170494758.

It is an arithmetic number, because the mean of its divisors is an integer number (26336607255288).

Almost surely, 2^{210112220121101} is an apocalyptic number.

It is an amenable number.

210112220121101 is a deficient number, since it is larger than the sum of its proper divisors (580637921203).

210112220121101 is a wasteful number, since it uses less digits than its factorization.

210112220121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339754371.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 210112220121101 its reverse (101121022211012), we get a palindrome (311233242332113).

The spelling of 210112220121101 in words is "two hundred ten trillion, one hundred twelve billion, two hundred twenty million, one hundred twenty-one thousand, one hundred one".