2311222220102 has 8 divisors (see below), whose sum is σ = 3466888573512. Its totient is φ = 1155592695600.

The previous prime is 2311222220089. The next prime is 2311222220107. The reversal of 2311222220102 is 2010222221132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311222220107) 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 3 ways as a sum of consecutive naturals, for example, 9049799 + ... + 9301682.

It is an arithmetic number, because the mean of its divisors is an integer number (433361071689).

Almost surely, 2^{2311222220102} is an apocalyptic number.

2311222220102 is a deficient number, since it is larger than the sum of its proper divisors (1155666353410).

2311222220102 is a wasteful number, since it uses less digits than its factorization.

2311222220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18414454.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2311222220102 its reverse (2010222221132), we get a palindrome (4321444441234).

The spelling of 2311222220102 in words is "two trillion, three hundred eleven billion, two hundred twenty-two million, two hundred twenty thousand, one hundred two".