10211102201021 has 32 divisors (see below), whose sum is σ = 10974711411840. Its totient is φ = 9482080962816.

The previous prime is 10211102201017. The next prime is 10211102201057. The reversal of 10211102201021 is 12010220111201.

It is a cyclic number.

It is not a de Polignac number, because 10211102201021 - 2² = 10211102201017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10211102200987 and 10211102201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211102201921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213610895 + ... + 213658691.

It is an arithmetic number, because the mean of its divisors is an integer number (342959731620).

Almost surely, 2^{10211102201021} is an apocalyptic number.

It is an amenable number.

10211102201021 is a deficient number, since it is larger than the sum of its proper divisors (763609210819).

10211102201021 is a wasteful number, since it uses less digits than its factorization.

10211102201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50493.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10211102201021 its reverse (12010220111201), we get a palindrome (22221322312222).

The spelling of 10211102201021 in words is "ten trillion, two hundred eleven billion, one hundred two million, two hundred one thousand, twenty-one".