1020010201200 has 120 divisors (see below), whose sum is σ = 3630480791600. Its totient is φ = 272002717440.

The previous prime is 1020010201183. The next prime is 1020010201201. The reversal of 1020010201200 is 21020100201.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020010201201) 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 23 ways as a sum of consecutive naturals, for example, 47211895 + ... + 47233494.

Almost surely, 2^{1020010201200} is an apocalyptic number.

1020010201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020010201200 is an abundant number, since it is smaller than the sum of its proper divisors (2610470590400).

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

1020010201200 is a wasteful number, since it uses less digits than its factorization.

1020010201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94445416 (or 94445399 counting only the distinct ones).

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

Adding to 1020010201200 its reverse (21020100201), we get a palindrome (1041030301401).

The spelling of 1020010201200 in words is "one trillion, twenty billion, ten million, two hundred one thousand, two hundred".