1102220120 has 32 divisors (see below), whose sum is σ = 2482293600. Its totient is φ = 440479488.

The previous prime is 1102220107. The next prime is 1102220131. The reversal of 1102220120 is 210222011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32957 + ... + 57363.

It is an arithmetic number, because the mean of its divisors is an integer number (77571675).

Almost surely, 2^1102220120 is an apocalyptic number.

1102220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102220120 is an abundant number, since it is smaller than the sum of its proper divisors (1380073480).

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

1102220120 is a wasteful number, since it uses less digits than its factorization.

1102220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25547 (or 25543 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1102220120 is about 33199.7006010596. The cubic root of 1102220120 is about 1032.9741292825.

Adding to 1102220120 its reverse (210222011), we get a palindrome (1312442131).

The spelling of 1102220120 in words is "one billion, one hundred two million, two hundred twenty thousand, one hundred twenty".