120113220100 has 36 divisors (see below), whose sum is σ = 266707224784. Its totient is φ = 46927954080.

The previous prime is 120113220083. The next prime is 120113220109. The reversal of 120113220100 is 1022311021.

It is not an unprimeable number, because it can be changed into a prime (120113220109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13962354 + ... + 13970953.

Almost surely, 2^120113220100 is an apocalyptic number.

120113220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120113220100 is an abundant number, since it is smaller than the sum of its proper divisors (146594004684).

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

120113220100 is a wasteful number, since it uses less digits than its factorization.

120113220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27933364 (or 27933357 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 120113220100 its reverse (1022311021), we get a palindrome (121135531121).

The spelling of 120113220100 in words is "one hundred twenty billion, one hundred thirteen million, two hundred twenty thousand, one hundred".