10211020101021 has 8 divisors (see below), whose sum is σ = 13749492413664. Its totient is φ = 6739947261200.

The previous prime is 10211020101017. The next prime is 10211020101049. The reversal of 10211020101021 is 12010102011201.

10211020101021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10211020101021 - 2² = 10211020101017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10211020100988 and 10211020101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211020101011) 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, 16849867851 + ... + 16849868456.

It is an arithmetic number, because the mean of its divisors is an integer number (1718686551708).

Almost surely, 2^{10211020101021} is an apocalyptic number.

It is an amenable number.

10211020101021 is a deficient number, since it is larger than the sum of its proper divisors (3538472312643).

10211020101021 is a wasteful number, since it uses less digits than its factorization.

10211020101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33699736411.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10211020101021 its reverse (12010102011201), we get a palindrome (22221122112222).

The spelling of 10211020101021 in words is "ten trillion, two hundred eleven billion, twenty million, one hundred one thousand, twenty-one".