1222111112102 has 8 divisors (see below), whose sum is σ = 1833362317512. Its totient is φ = 610990339600.

The previous prime is 1222111112071. The next prime is 1222111112147. The reversal of 1222111112102 is 2012111112221.

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, 32584799 + ... + 32622282.

It is an arithmetic number, because the mean of its divisors is an integer number (229170289689).

Almost surely, 2^{1222111112102} is an apocalyptic number.

1222111112102 is a deficient number, since it is larger than the sum of its proper divisors (611251205410).

1222111112102 is an equidigital number, since it uses as much as digits as its factorization.

1222111112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65216454.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1222111112102 its reverse (2012111112221), we get a palindrome (3234222224323).

The spelling of 1222111112102 in words is "one trillion, two hundred twenty-two billion, one hundred eleven million, one hundred twelve thousand, one hundred two".