2220001021211 has 32 divisors (see below), whose sum is σ = 2319487410240. Its totient is φ = 2123124889600.

The previous prime is 2220001021169. The next prime is 2220001021253. The reversal of 2220001021211 is 1121201000222.

It is an interprime number because it is at equal distance from previous prime (2220001021169) and next prime (2220001021253).

It is a cyclic number.

It is not a de Polignac number, because 2220001021211 - 2¹⁰ = 2220001020187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220001041211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782515685 + ... + 782518521.

It is an arithmetic number, because the mean of its divisors is an integer number (72483981570).

Almost surely, 2^{2220001021211} is an apocalyptic number.

2220001021211 is a deficient number, since it is larger than the sum of its proper divisors (99486389029).

2220001021211 is a wasteful number, since it uses less digits than its factorization.

2220001021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4735.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2220001021211 its reverse (1121201000222), we get a palindrome (3341202021433).

The spelling of 2220001021211 in words is "two trillion, two hundred twenty billion, one million, twenty-one thousand, two hundred eleven".