120010020100 has 72 divisors (see below), whose sum is σ = 266798618240. Its totient is φ = 46831236480.

The previous prime is 120010020089. The next prime is 120010020107. The reversal of 120010020100 is 1020010021.

It is not an unprimeable number, because it can be changed into a prime (120010020107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3651541 + ... + 3684259.

Almost surely, 2^120010020100 is an apocalyptic number.

120010020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120010020100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133399309120).

120010020100 is an abundant number, since it is smaller than the sum of its proper divisors (146788598140).

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

120010020100 is a wasteful number, since it uses less digits than its factorization.

120010020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33629 (or 33622 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 120010020100 its reverse (1020010021), we get a palindrome (121030030121).

The spelling of 120010020100 in words is "one hundred twenty billion, ten million, twenty thousand, one hundred".