220112112211222 has 384 divisors, whose sum is σ = 435445517703168. Its totient is φ = 83158797173760.

The previous prime is 220112112211183. The next prime is 220112112211241. The reversal of 220112112211222 is 222112211211022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 220112112211193 and 220112112211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 508342060318 + ... + 508342060750.

It is an arithmetic number, because the mean of its divisors is an integer number (1133972702352).

Almost surely, 2^{220112112211222} is an apocalyptic number.

220112112211222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220112112211222 is a deficient number, since it is larger than the sum of its proper divisors (215333405491946).

220112112211222 is a wasteful number, since it uses less digits than its factorization.

220112112211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1076 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 220112112211222 its reverse (222112211211022), we get a palindrome (442224323422244).

The spelling of 220112112211222 in words is "two hundred twenty trillion, one hundred twelve billion, one hundred twelve million, two hundred eleven thousand, two hundred twenty-two".