2211020121201 has 16 divisors (see below), whose sum is σ = 3028299888768. Its totient is φ = 1433892585600.

The previous prime is 2211020121173. The next prime is 2211020121221. The reversal of 2211020121201 is 1021210201122.

It is not a de Polignac number, because 2211020121201 - 2⁵ = 2211020121169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211020121221) 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, 1396165 + ... + 2524146.

It is an arithmetic number, because the mean of its divisors is an integer number (189268743048).

Almost surely, 2^{2211020121201} is an apocalyptic number.

It is an amenable number.

2211020121201 is a deficient number, since it is larger than the sum of its proper divisors (817279767567).

2211020121201 is a wasteful number, since it uses less digits than its factorization.

2211020121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3925432.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2211020121201 its reverse (1021210201122), we get a palindrome (3232230322323).

The spelling of 2211020121201 in words is "two trillion, two hundred eleven billion, twenty million, one hundred twenty-one thousand, two hundred one".