211010001010 has 24 divisors (see below), whose sum is σ = 397049830380. Its totient is φ = 80734259232.

The previous prime is 211010000989. The next prime is 211010001019. The reversal of 211010001010 is 10100010112.

It can be written as a sum of positive squares in 2 ways, for example, as 208879163089 + 2130837921 = 457033^2 + 46161^2 .

It is a junction number, because it is equal to n+sod(n) for n = 211010000984 and 211010001002.

It is not an unprimeable number, because it can be changed into a prime (211010001019) 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, 19938945 + ... + 19949524.

Almost surely, 2^211010001010 is an apocalyptic number.

211010001010 is a deficient number, since it is larger than the sum of its proper divisors (186039829370).

211010001010 is a wasteful number, since it uses less digits than its factorization.

211010001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39888522 (or 39888499 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 211010001010 its reverse (10100010112), we get a palindrome (221110011122).

The spelling of 211010001010 in words is "two hundred eleven billion, ten million, one thousand, ten".