201200110012020 has 192 divisors, whose sum is σ = 664645176115200. Its totient is φ = 44502697451520.

The previous prime is 201200110011991. The next prime is 201200110012079. The reversal of 201200110012020 is 20210011002102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 201200110011987 and 201200110012005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 247090711 + ... + 247903649.

It is an arithmetic number, because the mean of its divisors is an integer number (3461693625600).

Almost surely, 2^{201200110012020} is an apocalyptic number.

201200110012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201200110012020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332322588057600).

201200110012020 is an abundant number, since it is smaller than the sum of its proper divisors (463445066103180).

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

201200110012020 is a wasteful number, since it uses less digits than its factorization.

201200110012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831998 (or 831996 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201200110012020 its reverse (20210011002102), we get a palindrome (221410121014122).

The spelling of 201200110012020 in words is "two hundred one trillion, two hundred billion, one hundred ten million, twelve thousand, twenty".