111022212210105 has 32 divisors (see below), whose sum is σ = 203240920264704. Its totient is φ = 50695792526016.

The previous prime is 111022212210097. The next prime is 111022212210121. The reversal of 111022212210105 is 501012212220111.

It is not a de Polignac number, because 111022212210105 - 2³ = 111022212210097 is a prime.

It is a super-2 number, since 2×111022212210105² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595935277 + ... + 596121546.

It is an arithmetic number, because the mean of its divisors is an integer number (6351278758272).

Almost surely, 2^{111022212210105} is an apocalyptic number.

111022212210105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111022212210105 is a deficient number, since it is larger than the sum of its proper divisors (92218708054599).

111022212210105 is a wasteful number, since it uses less digits than its factorization.

111022212210105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192057725.

The product of its (nonzero) digits is 160, while the sum is 21.

Adding to 111022212210105 its reverse (501012212220111), we get a palindrome (612034424430216).

The spelling of 111022212210105 in words is "one hundred eleven trillion, twenty-two billion, two hundred twelve million, two hundred ten thousand, one hundred five".