1102122222120 has 128 divisors (see below), whose sum is σ = 3683186208000. Its totient is φ = 293143622400.

The previous prime is 1102122222101. The next prime is 1102122222127. The reversal of 1102122222120 is 212222212011.

It is a happy number.

1102122222120 is a `hidden beast` number, since 110 + 212 + 2 + 222 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1102122222093 and 1102122222102.

It is not an unprimeable number, because it can be changed into a prime (1102122222127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 891556 + ... + 1731795.

It is an arithmetic number, because the mean of its divisors is an integer number (28774892250).

Almost surely, 2^{1102122222120} is an apocalyptic number.

1102122222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102122222120 is an abundant number, since it is smaller than the sum of its proper divisors (2581063985880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102122222120 is a wasteful number, since it uses less digits than its factorization.

1102122222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623760 (or 2623750 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1102122222120 its reverse (212222212011), we get a palindrome (1314344434131).

It can be divided in two parts, 110212 and 2222120, that added together give a palindrome (2332332).

The spelling of 1102122222120 in words is "one trillion, one hundred two billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty".