2311121101022 has 16 divisors (see below), whose sum is σ = 3552771819744. Its totient is φ = 1126888224000.

The previous prime is 2311121100961. The next prime is 2311121101027. The reversal of 2311121101022 is 2201011211132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311121101027) 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 in 7 ways as a sum of consecutive naturals, for example, 5908379 + ... + 6287382.

It is an arithmetic number, because the mean of its divisors is an integer number (222048238734).

Almost surely, 2^{2311121101022} is an apocalyptic number.

2311121101022 is a deficient number, since it is larger than the sum of its proper divisors (1241650718722).

2311121101022 is a wasteful number, since it uses less digits than its factorization.

2311121101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12198115.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2311121101022 its reverse (2201011211132), we get a palindrome (4512132312154).

The spelling of 2311121101022 in words is "two trillion, three hundred eleven billion, one hundred twenty-one million, one hundred one thousand, twenty-two".