1202030220100 has 72 divisors (see below), whose sum is σ = 2648005516800. Its totient is φ = 473527219200.

The previous prime is 1202030220091. The next prime is 1202030220103. The reversal of 1202030220100 is 10220302021.

It is not an unprimeable number, because it can be changed into a prime (1202030220103) 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, 6504781 + ... + 6687019.

It is an arithmetic number, because the mean of its divisors is an integer number (36777854400).

Almost surely, 2^{1202030220100} is an apocalyptic number.

1202030220100 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 1202030220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1324002758400).

1202030220100 is an abundant number, since it is smaller than the sum of its proper divisors (1445975296700).

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

1202030220100 is a wasteful number, since it uses less digits than its factorization.

1202030220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183253 (or 183246 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 1202030220100 its reverse (10220302021), we get a palindrome (1212250522121).

The spelling of 1202030220100 in words is "one trillion, two hundred two billion, thirty million, two hundred twenty thousand, one hundred".