11211011210101 has 8 divisors (see below), whose sum is σ = 11871107135064. Its totient is φ = 10550984693760.

The previous prime is 11211011210071. The next prime is 11211011210107. The reversal of 11211011210101 is 10101211011211.

11211011210101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 83883219876 + 11127127990225 = 289626^2 + 3335735^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11211011210101 - 2²⁹ = 11210474339189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211011210107) 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, 17019420 + ... + 17665861.

It is an arithmetic number, because the mean of its divisors is an integer number (1483888391883).

Almost surely, 2^{11211011210101} is an apocalyptic number.

It is an amenable number.

11211011210101 is a deficient number, since it is larger than the sum of its proper divisors (660095924963).

11211011210101 is a wasteful number, since it uses less digits than its factorization.

11211011210101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34704311.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11211011210101 its reverse (10101211011211), we get a palindrome (21312222221312).

The spelling of 11211011210101 in words is "eleven trillion, two hundred eleven billion, eleven million, two hundred ten thousand, one hundred one".