2220001121111 has 4 divisors (see below), whose sum is σ = 2336843285400. Its totient is φ = 2103158956824.

The previous prime is 2220001121089. The next prime is 2220001121201. The reversal of 2220001121111 is 1111211000222.

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 2220001121111 - 2⁶ = 2220001121047 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 (2220001121311) 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, 58421082116 + ... + 58421082153.

It is an arithmetic number, because the mean of its divisors is an integer number (584210821350).

Almost surely, 2^{2220001121111} is an apocalyptic number.

2220001121111 is a deficient number, since it is larger than the sum of its proper divisors (116842164289).

2220001121111 is a wasteful number, since it uses less digits than its factorization.

2220001121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116842164288.

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

Adding to 2220001121111 its reverse (1111211000222), we get a palindrome (3331212121333).

The spelling of 2220001121111 in words is "two trillion, two hundred twenty billion, one million, one hundred twenty-one thousand, one hundred eleven".