10201100210021 has 16 divisors (see below), whose sum is σ = 11678359756800. Its totient is φ = 8728831790640.

The previous prime is 10201100210017. The next prime is 10201100210033. The reversal of 10201100210021 is 12001200110201.

It is a cyclic number.

It is not a de Polignac number, because 10201100210021 - 2² = 10201100210017 is a prime.

It is a Duffinian number.

10201100210021 is a modest number, since divided by 210021 gives 102011 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10201100209984 and 10201100210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201100210011) 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, 151698476 + ... + 151765706.

It is an arithmetic number, because the mean of its divisors is an integer number (729897484800).

Almost surely, 2^{10201100210021} is an apocalyptic number.

It is an amenable number.

10201100210021 is a deficient number, since it is larger than the sum of its proper divisors (1477259546779).

10201100210021 is an equidigital number, since it uses as much as digits as its factorization.

10201100210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104024.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10201100210021 its reverse (12001200110201), we get a palindrome (22202300320222).

The spelling of 10201100210021 in words is "ten trillion, two hundred one billion, one hundred million, two hundred ten thousand, twenty-one".