201001201010010 has 24 divisors (see below), whose sum is σ = 522603122626260. Its totient is φ = 53600320269312.

The previous prime is 201001201010009. The next prime is 201001201010059. The reversal of 201001201010010 is 10010102100102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 178036796499849 + 22964404510161 = 13343043^2 + 4792119^2 .

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 = 201001201009974 and 201001201010001.

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, 1116673338855 + ... + 1116673339034.

Almost surely, 2^{201001201010010} is an apocalyptic number.

201001201010010 is an abundant number, since it is smaller than the sum of its proper divisors (321601921616250).

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

201001201010010 is a wasteful number, since it uses less digits than its factorization.

201001201010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233346677902 (or 2233346677899 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201001201010010 its reverse (10010102100102), we get a palindrome (211011303110112).

The spelling of 201001201010010 in words is "two hundred one trillion, one billion, two hundred one million, ten thousand, ten".