2211020100121 has 16 divisors (see below), whose sum is σ = 2592356344704. Its totient is φ = 1846678483584.

The previous prime is 2211020100119. The next prime is 2211020100127. The reversal of 2211020100121 is 1210010201122.

It is a cyclic number.

It is not a de Polignac number, because 2211020100121 - 2¹ = 2211020100119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211020100127) 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, 26022946 + ... + 26107771.

It is an arithmetic number, because the mean of its divisors is an integer number (162022271544).

Almost surely, 2^{2211020100121} is an apocalyptic number.

It is an amenable number.

2211020100121 is a deficient number, since it is larger than the sum of its proper divisors (381336244583).

2211020100121 is an equidigital number, since it uses as much as digits as its factorization.

2211020100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52130880.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2211020100121 its reverse (1210010201122), we get a palindrome (3421030301243).

The spelling of 2211020100121 in words is "two trillion, two hundred eleven billion, twenty million, one hundred thousand, one hundred twenty-one".