302212212111 has 8 divisors (see below), whose sum is σ = 447721795760. Its totient is φ = 201474808056.

The previous prime is 302212212103. The next prime is 302212212139. The reversal of 302212212111 is 111212212203.

It is not a de Polignac number, because 302212212111 - 2³ = 302212212103 is a prime.

It is a super-2 number, since 2×302212212111² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302212212101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5596522420 + ... + 5596522473.

It is an arithmetic number, because the mean of its divisors is an integer number (55965224470).

Almost surely, 2^302212212111 is an apocalyptic number.

302212212111 is a deficient number, since it is larger than the sum of its proper divisors (145509583649).

302212212111 is a wasteful number, since it uses less digits than its factorization.

302212212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11193044902 (or 11193044896 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 302212212111 its reverse (111212212203), we get a palindrome (413424424314).

The spelling of 302212212111 in words is "three hundred two billion, two hundred twelve million, two hundred twelve thousand, one hundred eleven".