201110201010 has 48 divisors (see below), whose sum is σ = 529186379904. Its totient is φ = 52983247776.

The previous prime is 201110200981. The next prime is 201110201021. The reversal of 201110201010 is 10102011102.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201110200983 and 201110201001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13453722 + ... + 13468661.

It is an arithmetic number, because the mean of its divisors is an integer number (11024716248).

Almost surely, 2^201110201010 is an apocalyptic number.

201110201010 is an abundant number, since it is smaller than the sum of its proper divisors (328076178894).

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

201110201010 is a wasteful number, since it uses less digits than its factorization.

201110201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26922479 (or 26922476 counting only the distinct ones).

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

Adding to 201110201010 its reverse (10102011102), we get a palindrome (211212212112).

The spelling of 201110201010 in words is "two hundred one billion, one hundred ten million, two hundred one thousand, ten".