10203020002220 has 12 divisors (see below), whose sum is σ = 21426342004704. Its totient is φ = 4081208000880.

The previous prime is 10203020002157. The next prime is 10203020002223. The reversal of 10203020002220 is 2220002030201.

It is a junction number, because it is equal to n+sod(n) for n = 10203020002195 and 10203020002204.

It is not an unprimeable number, because it can be changed into a prime (10203020002223) 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 3 ways as a sum of consecutive naturals, for example, 255075500036 + ... + 255075500075.

It is an arithmetic number, because the mean of its divisors is an integer number (1785528500392).

Almost surely, 2^{10203020002220} is an apocalyptic number.

10203020002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10203020002220 is an abundant number, since it is smaller than the sum of its proper divisors (11223322002484).

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

10203020002220 is a wasteful number, since it uses less digits than its factorization.

10203020002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510151000120 (or 510151000118 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 10203020002220 its reverse (2220002030201), we get a palindrome (12423022032421).

The spelling of 10203020002220 in words is "ten trillion, two hundred three billion, twenty million, two thousand, two hundred twenty".