2202211212111 has 48 divisors (see below), whose sum is σ = 3473142472800. Its totient is φ = 1339307778816.

The previous prime is 2202211212109. The next prime is 2202211212121. The reversal of 2202211212111 is 1112121122022.

2202211212111 is a `hidden beast` number, since 220 + 2 + 211 + 21 + 211 + 1 = 666.

It is not a de Polignac number, because 2202211212111 - 2¹ = 2202211212109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202211212121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1254421 + ... + 2444993.

It is an arithmetic number, because the mean of its divisors is an integer number (72357134850).

Almost surely, 2^{2202211212111} is an apocalyptic number.

2202211212111 is a deficient number, since it is larger than the sum of its proper divisors (1270931260689).

2202211212111 is a wasteful number, since it uses less digits than its factorization.

2202211212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191000 (or 1190997 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2202211212111 its reverse (1112121122022), we get a palindrome (3314332334133).

The spelling of 2202211212111 in words is "two trillion, two hundred two billion, two hundred eleven million, two hundred twelve thousand, one hundred eleven".