2030120100 has 216 divisors, whose sum is σ = 6532894368. Its totient is φ = 527155200.

The previous prime is 2030120069. The next prime is 2030120119. The reversal of 2030120100 is 10210302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7899172 + ... + 7899428.

Almost surely, 2^2030120100 is an apocalyptic number.

2030120100 is a gapful number since it is divisible by the number (20) 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 2030120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3266447184).

2030120100 is an abundant number, since it is smaller than the sum of its proper divisors (4502774268).

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

2030120100 is a wasteful number, since it uses less digits than its factorization.

2030120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2030120100 is about 45056.8540845896. The cubic root of 2030120100 is about 1266.2143868494.

Adding to 2030120100 its reverse (10210302), we get a palindrome (2040330402).

It can be divided in two parts, 20301 and 20100, that added together give a square (40401 = 201²).

The spelling of 2030120100 in words is "two billion, thirty million, one hundred twenty thousand, one hundred".