2211110110121 has 16 divisors (see below), whose sum is σ = 2471031577728. Its totient is φ = 1961010364800.

The previous prime is 2211110110043. The next prime is 2211110110123. The reversal of 2211110110121 is 1210110111122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211110110121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2211110110096 and 2211110110105.

It is not an unprimeable number, because it can be changed into a prime (2211110110123) 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, 19269500 + ... + 19383906.

It is an arithmetic number, because the mean of its divisors is an integer number (154439473608).

Almost surely, 2^{2211110110121} is an apocalyptic number.

It is an amenable number.

2211110110121 is a deficient number, since it is larger than the sum of its proper divisors (259921467607).

2211110110121 is a wasteful number, since it uses less digits than its factorization.

2211110110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157312.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2211110110121 its reverse (1210110111122), we get a palindrome (3421220221243).

The spelling of 2211110110121 in words is "two trillion, two hundred eleven billion, one hundred ten million, one hundred ten thousand, one hundred twenty-one".