20101111022022 has 8 divisors (see below), whose sum is σ = 40202222044056. Its totient is φ = 6700370340672.

The previous prime is 20101111021909. The next prime is 20101111022039. The reversal of 20101111022022 is 22022011110102.

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

20101111022022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20101111021992 and 20101111022010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675092585163 + ... + 1675092585174.

It is an arithmetic number, because the mean of its divisors is an integer number (5025277755507).

Almost surely, 2^{20101111022022} is an apocalyptic number.

20101111022022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20101111022022 is a wasteful number, since it uses less digits than its factorization.

20101111022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350185170342.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20101111022022 its reverse (22022011110102), we get a palindrome (42123122132124).

The spelling of 20101111022022 in words is "twenty trillion, one hundred one billion, one hundred eleven million, twenty-two thousand, twenty-two".