222020101010111 has 4 divisors (see below), whose sum is σ = 225659774797224. Its totient is φ = 218380427223000.

The previous prime is 222020101010033. The next prime is 222020101010137. The reversal of 222020101010111 is 111010101020222.

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 222020101010111 - 2¹⁴ = 222020100993727 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 (222020107010111) 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, 1819836893465 + ... + 1819836893586.

It is an arithmetic number, because the mean of its divisors is an integer number (56414943699306).

Almost surely, 2^{222020101010111} is an apocalyptic number.

222020101010111 is a deficient number, since it is larger than the sum of its proper divisors (3639673787113).

222020101010111 is an equidigital number, since it uses as much as digits as its factorization.

222020101010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639673787112.

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

Adding to 222020101010111 its reverse (111010101020222), we get a palindrome (333030202030333).

The spelling of 222020101010111 in words is "two hundred twenty-two trillion, twenty billion, one hundred one million, ten thousand, one hundred eleven".