120100111222 has 48 divisors (see below), whose sum is σ = 227792068560. Its totient is φ = 47068039872.

The previous prime is 120100111213. The next prime is 120100111231. The reversal of 120100111222 is 222111001021.

It is an interprime number because it is at equal distance from previous prime (120100111213) and next prime (120100111231).

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304197 + ... + 576832.

It is an arithmetic number, because the mean of its divisors is an integer number (4745668095).

Almost surely, 2^120100111222 is an apocalyptic number.

120100111222 is a deficient number, since it is larger than the sum of its proper divisors (107691957338).

120100111222 is a wasteful number, since it uses less digits than its factorization.

120100111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881165 (or 881158 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120100111222 its reverse (222111001021), we get a palindrome (342211112243).

The spelling of 120100111222 in words is "one hundred twenty billion, one hundred million, one hundred eleven thousand, two hundred twenty-two".