10211100121001 has 8 divisors (see below), whose sum is σ = 11230538922624. Its totient is φ = 9225085542480.

The previous prime is 10211100120979. The next prime is 10211100121007. The reversal of 10211100121001 is 10012100111201.

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 10211100121001 - 2⁴² = 5813053609897 is a prime.

It is a super-2 number, since 2×10211100121001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211100121007) 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, 8356055135 + ... + 8356056356.

It is an arithmetic number, because the mean of its divisors is an integer number (1403817365328).

Almost surely, 2^{10211100121001} is an apocalyptic number.

It is an amenable number.

10211100121001 is a deficient number, since it is larger than the sum of its proper divisors (1019438801623).

10211100121001 is a wasteful number, since it uses less digits than its factorization.

10211100121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16712111551.

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

Adding to 10211100121001 its reverse (10012100111201), we get a palindrome (20223200232202).

The spelling of 10211100121001 in words is "ten trillion, two hundred eleven billion, one hundred million, one hundred twenty-one thousand, one".