111000002121222 has 8 divisors (see below), whose sum is σ = 222000004242456. Its totient is φ = 37000000707072.

The previous prime is 111000002121209. The next prime is 111000002121259. The reversal of 111000002121222 is 222121200000111.

It is a sphenic number, since it is the product of 3 distinct primes.

111000002121222 is an admirable number.

It is a super-2 number, since 2×111000002121222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9250000176763 + ... + 9250000176774.

It is an arithmetic number, because the mean of its divisors is an integer number (27750000530307).

Almost surely, 2^{111000002121222} is an apocalyptic number.

111000002121222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111000002121222 is a wasteful number, since it uses less digits than its factorization.

111000002121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18500000353542.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111000002121222 its reverse (222121200000111), we get a palindrome (333121202121333).

The spelling of 111000002121222 in words is "one hundred eleven trillion, two million, one hundred twenty-one thousand, two hundred twenty-two".