101010210201 has 12 divisors (see below), whose sum is σ = 145910376612. Its totient is φ = 67337029536.

The previous prime is 101010210193. The next prime is 101010210211. The reversal of 101010210201 is 102012010101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 60675512976 + 40334697225 = 246324^2 + 200835^2 .

It is not a de Polignac number, because 101010210201 - 2³ = 101010210193 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (101010210211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44166 + ... + 451631.

It is an arithmetic number, because the mean of its divisors is an integer number (12159198051).

Almost surely, 2^101010210201 is an apocalyptic number.

It is an amenable number.

101010210201 is a deficient number, since it is larger than the sum of its proper divisors (44900166411).

101010210201 is a wasteful number, since it uses less digits than its factorization.

101010210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518440 (or 518437 counting only the distinct ones).

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

Adding to 101010210201 its reverse (102012010101), we get a palindrome (203022220302).

The spelling of 101010210201 in words is "one hundred one billion, ten million, two hundred ten thousand, two hundred one".