22002220212111 has 32 divisors (see below), whose sum is σ = 33009397555200. Its totient is φ = 14482074952800.

The previous prime is 22002220212103. The next prime is 22002220212169. The reversal of 22002220212111 is 11121202220022.

It is a happy number.

22002220212111 is a `hidden beast` number, since 220 + 0 + 2 + 220 + 212 + 1 + 11 = 666.

It is not a de Polignac number, because 22002220212111 - 2³ = 22002220212103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002220212611) 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, 90960450 + ... + 91202016.

It is an arithmetic number, because the mean of its divisors is an integer number (1031543673600).

Almost surely, 2^{22002220212111} is an apocalyptic number.

22002220212111 is a deficient number, since it is larger than the sum of its proper divisors (11007177343089).

22002220212111 is a wasteful number, since it uses less digits than its factorization.

22002220212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284356 (or 284350 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22002220212111 its reverse (11121202220022), we get a palindrome (33123422432133).

The spelling of 22002220212111 in words is "twenty-two trillion, two billion, two hundred twenty million, two hundred twelve thousand, one hundred eleven".