10202220304020 has 96 divisors (see below), whose sum is σ = 31743895948800. Its totient is φ = 2720278795392.

The previous prime is 10202220304019. The next prime is 10202220304037. The reversal of 10202220304020 is 2040302220201.

10202220304020 is a `hidden beast` number, since 10 + 2 + 0 + 2 + 220 + 30 + 402 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10202220303984 and 10202220304002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3624822 + ... + 5791698.

It is an arithmetic number, because the mean of its divisors is an integer number (330665582800).

Almost surely, 2^{10202220304020} is an apocalyptic number.

10202220304020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10202220304020 is an abundant number, since it is smaller than the sum of its proper divisors (21541675644780).

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

10202220304020 is a wasteful number, since it uses less digits than its factorization.

10202220304020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175614 (or 2175606 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10202220304020 its reverse (2040302220201), we get a palindrome (12242522524221).

The spelling of 10202220304020 in words is "ten trillion, two hundred two billion, two hundred twenty million, three hundred four thousand, twenty".