1020201200010 has 64 divisors (see below), whose sum is σ = 2721398924160. Its totient is φ = 271967414400.

The previous prime is 1020201199993. The next prime is 1020201200041. The reversal of 1020201200010 is 100021020201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1020201199965 and 1020201200001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256710 + ... + 1451310.

It is an arithmetic number, because the mean of its divisors is an integer number (42521858190).

Almost surely, 2^{1020201200010} is an apocalyptic number.

1020201200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020201200010 is an abundant number, since it is smaller than the sum of its proper divisors (1701197724150).

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

1020201200010 is a wasteful number, since it uses less digits than its factorization.

1020201200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197780 (or 1197774 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1020201200010 its reverse (100021020201), we get a palindrome (1120222220211).

The spelling of 1020201200010 in words is "one trillion, twenty billion, two hundred one million, two hundred thousand, ten".