20101102120222 has 8 divisors (see below), whose sum is σ = 30151684724616. Its totient is φ = 10050540545352.

The previous prime is 20101102120201. The next prime is 20101102120237. The reversal of 20101102120222 is 22202120110102.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20101102120196 and 20101102120205.

It is a congruent number.

It is an unprimeable number.

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, 2598888 + ... + 6852475.

It is an arithmetic number, because the mean of its divisors is an integer number (3768960590577).

Almost surely, 2^{20101102120222} is an apocalyptic number.

20101102120222 is a deficient number, since it is larger than the sum of its proper divisors (10050582604394).

20101102120222 is a wasteful number, since it uses less digits than its factorization.

20101102120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10514762.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20101102120222 its reverse (22202120110102), we get a palindrome (42303222230324).

The spelling of 20101102120222 in words is "twenty trillion, one hundred one billion, one hundred two million, one hundred twenty thousand, two hundred twenty-two".