1220100010222 has 8 divisors (see below), whose sum is σ = 1830164641200. Its totient is φ = 610045129824.

The previous prime is 1220100010211. The next prime is 1220100010253. The reversal of 1220100010222 is 2220100010221.

It is a happy number.

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

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, 2116347 + ... + 2630422.

It is an arithmetic number, because the mean of its divisors is an integer number (228770580150).

Almost surely, 2^{1220100010222} is an apocalyptic number.

1220100010222 is a deficient number, since it is larger than the sum of its proper divisors (610064630978).

1220100010222 is a wasteful number, since it uses less digits than its factorization.

1220100010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875290.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1220100010222 its reverse (2220100010221), we get a palindrome (3440200020443).

Subtracting 1220100010222 from its reverse (2220100010221), we obtain a palindrome (999999999999).

The spelling of 1220100010222 in words is "one trillion, two hundred twenty billion, one hundred million, ten thousand, two hundred twenty-two".