10101011121211 has 16 divisors (see below), whose sum is σ = 10366564792320. Its totient is φ = 9836860340160.

The previous prime is 10101011121181. The next prime is 10101011121217. The reversal of 10101011121211 is 11212111010101.

10101011121211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10101011121211 - 2⁷ = 10101011121083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101011121191 and 10101011121200.

It is not an unprimeable number, because it can be changed into a prime (10101011121217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90729366 + ... + 90840628.

It is an arithmetic number, because the mean of its divisors is an integer number (647910299520).

Almost surely, 2^{10101011121211} is an apocalyptic number.

10101011121211 is a deficient number, since it is larger than the sum of its proper divisors (265553671109).

10101011121211 is a wasteful number, since it uses less digits than its factorization.

10101011121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117546.

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

Adding to 10101011121211 its reverse (11212111010101), we get a palindrome (21313122131312).

It can be divided in two parts, 1010101 and 1121211, that multiplied together give a palindrome (1132536352311).

The spelling of 10101011121211 in words is "ten trillion, one hundred one billion, eleven million, one hundred twenty-one thousand, two hundred eleven".