10211020120001 has 32 divisors (see below), whose sum is σ = 11775651696000. Its totient is φ = 8788738194432.

The previous prime is 10211020119977. The next prime is 10211020120013. The reversal of 10211020120001 is 10002102011201.

It is not a de Polignac number, because 10211020120001 - 2¹⁰ = 10211020118977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211020120031) 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, 44744750 + ... + 44972376.

It is an arithmetic number, because the mean of its divisors is an integer number (367989115500).

Almost surely, 2^{10211020120001} is an apocalyptic number.

It is an amenable number.

10211020120001 is a deficient number, since it is larger than the sum of its proper divisors (1564631575999).

10211020120001 is a wasteful number, since it uses less digits than its factorization.

10211020120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232481.

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

Adding to 10211020120001 its reverse (10002102011201), we get a palindrome (20213122131202).

The spelling of 10211020120001 in words is "ten trillion, two hundred eleven billion, twenty million, one hundred twenty thousand, one".