10221210110001 has 32 divisors (see below), whose sum is σ = 15230855517696. Its totient is φ = 6043176144000.

The previous prime is 10221210109927. The next prime is 10221210110003. The reversal of 10221210110001 is 10001101212201.

It is not a de Polignac number, because 10221210110001 - 2¹⁵ = 10221210077233 is a prime.

It is a super-2 number, since 2×10221210110001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10221210110003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20463606 + ... + 20957136.

It is an arithmetic number, because the mean of its divisors is an integer number (475964234928).

Almost surely, 2^{10221210110001} is an apocalyptic number.

10221210110001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10221210110001 is a deficient number, since it is larger than the sum of its proper divisors (5009645407695).

10221210110001 is a wasteful number, since it uses less digits than its factorization.

10221210110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508893.

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

Adding to 10221210110001 its reverse (10001101212201), we get a palindrome (20222311322202).

The spelling of 10221210110001 in words is "ten trillion, two hundred twenty-one billion, two hundred ten million, one hundred ten thousand, one".