2211010101122 has 4 divisors (see below), whose sum is σ = 3316515151686. Its totient is φ = 1105505050560.

The previous prime is 2211010101119. The next prime is 2211010101127.

2211010101122 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2155643540521 + 55366560601 = 1468211^2 + 235301^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2211010101097 and 2211010101106.

It is not an unprimeable number, because it can be changed into a prime (2211010101127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552752525279 + ... + 552752525282.

Almost surely, 2^{2211010101122} is an apocalyptic number.

2211010101122 is a deficient number, since it is larger than the sum of its proper divisors (1105505050564).

2211010101122 is a wasteful number, since it uses less digits than its factorization.

2211010101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105505050563.

The product of its (nonzero) digits is 16, while the sum is 14.

It can be divided in two parts, 2211010 and 101122, that added together give a palindrome (2312132).

The spelling of 2211010101122 in words is "two trillion, two hundred eleven billion, ten million, one hundred one thousand, one hundred twenty-two".