201030101200 has 60 divisors (see below), whose sum is σ = 494754732108. Its totient is φ = 78450764800.

The previous prime is 201030101191. The next prime is 201030101257. The reversal of 201030101200 is 2101030102.

It can be written as a sum of positive squares in 6 ways, for example, as 55283295376 + 145746805824 = 235124^2 + 381768^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6112567 + ... + 6145366.

Almost surely, 2^201030101200 is an apocalyptic number.

201030101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201030101200 is an abundant number, since it is smaller than the sum of its proper divisors (293724630908).

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

201030101200 is a wasteful number, since it uses less digits than its factorization.

201030101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12257992 (or 12257981 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 201030101200 its reverse (2101030102), we get a palindrome (203131131302).

The spelling of 201030101200 in words is "two hundred one billion, thirty million, one hundred one thousand, two hundred".