210002220100111 has 4 divisors (see below), whose sum is σ = 210002579218432. Its totient is φ = 210001860981792.

The previous prime is 210002220100091. The next prime is 210002220100147. The reversal of 210002220100111 is 111001022200012.

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 210002220100111 - 2¹³ = 210002220091919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210002220100091 and 210002220100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210002220101111) 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, 178680570 + ... + 179852023.

It is an arithmetic number, because the mean of its divisors is an integer number (52500644804608).

Almost surely, 2^{210002220100111} is an apocalyptic number.

210002220100111 is a deficient number, since it is larger than the sum of its proper divisors (359118321).

210002220100111 is an equidigital number, since it uses as much as digits as its factorization.

210002220100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359118320.

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

Adding to 210002220100111 its reverse (111001022200012), we get a palindrome (321003242300123).

The spelling of 210002220100111 in words is "two hundred ten trillion, two billion, two hundred twenty million, one hundred thousand, one hundred eleven".