1220101120222 has 8 divisors (see below), whose sum is σ = 1830160670400. Its totient is φ = 610047563424.

The previous prime is 1220101120141. The next prime is 1220101120229. The reversal of 1220101120222 is 2220211010221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1220101120196 and 1220101120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220101120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949147 + ... + 1827862.

It is an arithmetic number, because the mean of its divisors is an integer number (228770083800).

Almost surely, 2^{1220101120222} is an apocalyptic number.

1220101120222 is a deficient number, since it is larger than the sum of its proper divisors (610059550178).

1220101120222 is a wasteful number, since it uses less digits than its factorization.

1220101120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996690.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1220101120222 its reverse (2220211010221), we get a palindrome (3440312130443).

The spelling of 1220101120222 in words is "one trillion, two hundred twenty billion, one hundred one million, one hundred twenty thousand, two hundred twenty-two".