10010101211 has 32 divisors (see below), whose sum is σ = 11805336576. Its totient is φ = 8386560000.

The previous prime is 10010101201. The next prime is 10010101217. The reversal of 10010101211 is 11210101001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10010101211 - 2²⁶ = 9942992347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10010101217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2002331 + ... + 2007323.

It is an arithmetic number, because the mean of its divisors is an integer number (368916768).

Almost surely, 2^10010101211 is an apocalyptic number.

10010101211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10010101211 is a deficient number, since it is larger than the sum of its proper divisors (1795235365).

10010101211 is a wasteful number, since it uses less digits than its factorization.

10010101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5243.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10010101211 its reverse (11210101001), we get a palindrome (21220202212).

The spelling of 10010101211 in words is "ten billion, ten million, one hundred one thousand, two hundred eleven".