210211010001 has 8 divisors (see below), whose sum is σ = 311423718560. Its totient is φ = 140140673316.

The previous prime is 210211009997. The next prime is 210211010033. The reversal of 210211010001 is 100010112012.

It is a happy number.

It is not a de Polignac number, because 210211010001 - 2² = 210211009997 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210211010071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3892796455 + ... + 3892796508.

It is an arithmetic number, because the mean of its divisors is an integer number (38927964820).

Almost surely, 2^210211010001 is an apocalyptic number.

It is an amenable number.

210211010001 is a deficient number, since it is larger than the sum of its proper divisors (101212708559).

210211010001 is an equidigital number, since it uses as much as digits as its factorization.

210211010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7785592972 (or 7785592966 counting only the distinct ones).

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

Adding to 210211010001 its reverse (100010112012), we get a palindrome (310221122013).

The spelling of 210211010001 in words is "two hundred ten billion, two hundred eleven million, ten thousand, one".