111220212010222 has 32 divisors (see below), whose sum is σ = 205188191133120. Its totient is φ = 44126492705280.

The previous prime is 111220212010207. The next prime is 111220212010231. The reversal of 111220212010222 is 222010212022111.

It is a self number, because there is not a number n which added to its sum of digits gives 111220212010222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3830410197 + ... + 3830439232.

It is an arithmetic number, because the mean of its divisors is an integer number (6412130972910).

Almost surely, 2^{111220212010222} is an apocalyptic number.

111220212010222 is a deficient number, since it is larger than the sum of its proper divisors (93967979122898).

111220212010222 is a wasteful number, since it uses less digits than its factorization.

111220212010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7660849516.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111220212010222 its reverse (222010212022111), we get a palindrome (333230424032333).

The spelling of 111220212010222 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred twelve million, ten thousand, two hundred twenty-two".