100203020210 has 16 divisors (see below), whose sum is σ = 180378005976. Its totient is φ = 40078414848.

The previous prime is 100203020207. The next prime is 100203020231. The reversal of 100203020210 is 12020302001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 87519530569 + 12683489641 = 295837^2 + 112621^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100203020191 and 100203020200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195257 + ... + 488396.

Almost surely, 2^100203020210 is an apocalyptic number.

100203020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100203020210 is a deficient number, since it is larger than the sum of its proper divisors (80174985766).

100203020210 is a wasteful number, since it uses less digits than its factorization.

100203020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698317.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 100203020210 its reverse (12020302001), we get a palindrome (112223322211).

The spelling of 100203020210 in words is "one hundred billion, two hundred three million, twenty thousand, two hundred ten".