10212111100001 has 16 divisors (see below), whose sum is σ = 11121659102400. Its totient is φ = 9339853521600.

The previous prime is 10212111099923. The next prime is 10212111100003. The reversal of 10212111100001 is 10000111121201.

It is a cyclic number.

It is not a de Polignac number, because 10212111100001 - 2¹⁰ = 10212111098977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212111100003) 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, 3257291 + ... + 5570831.

It is an arithmetic number, because the mean of its divisors is an integer number (695103693900).

Almost surely, 2^{10212111100001} is an apocalyptic number.

It is an amenable number.

10212111100001 is a deficient number, since it is larger than the sum of its proper divisors (909548002399).

10212111100001 is a wasteful number, since it uses less digits than its factorization.

10212111100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321600.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10212111100001 its reverse (10000111121201), we get a palindrome (20212222221202).

It can be divided in two parts, 1021211 and 1100001, that added together give a palindrome (2121212).

The spelling of 10212111100001 in words is "ten trillion, two hundred twelve billion, one hundred eleven million, one hundred thousand, one".