220002111120101 has 4 divisors (see below), whose sum is σ = 220002287093292. Its totient is φ = 220001935146912.

The previous prime is 220002111120089. The next prime is 220002111120109. The reversal of 220002111120101 is 101021111200022.

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 44466905059201 + 175535206060900 = 6668351^2 + 13248970^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002111120101 - 2²⁶ = 220002044011237 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 (220002111120109) 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, 86097776 + ... + 88616201.

It is an arithmetic number, because the mean of its divisors is an integer number (55000571773323).

Almost surely, 2^{220002111120101} is an apocalyptic number.

It is an amenable number.

220002111120101 is a deficient number, since it is larger than the sum of its proper divisors (175973191).

220002111120101 is a wasteful number, since it uses less digits than its factorization.

220002111120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175973190.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220002111120101 its reverse (101021111200022), we get a palindrome (321023222320123).

The spelling of 220002111120101 in words is "two hundred twenty trillion, two billion, one hundred eleven million, one hundred twenty thousand, one hundred one".