20111010212022 has 32 divisors (see below), whose sum is σ = 40479623722752. Its totient is φ = 6660739167264.

The previous prime is 20111010212021. The next prime is 20111010212023. The reversal of 20111010212022 is 22021201011102.

It is an interprime number because it is at equal distance from previous prime (20111010212021) and next prime (20111010212023).

It is a junction number, because it is equal to n+sod(n) for n = 20111010211992 and 20111010212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20111010212021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27773493 + ... + 28488399.

It is an arithmetic number, because the mean of its divisors is an integer number (1264988241336).

Almost surely, 2^{20111010212022} is an apocalyptic number.

20111010212022 is an abundant number, since it is smaller than the sum of its proper divisors (20368613510730).

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

20111010212022 is a wasteful number, since it uses less digits than its factorization.

20111010212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744932.

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

Adding to 20111010212022 its reverse (22021201011102), we get a palindrome (42132211223124).

The spelling of 20111010212022 in words is "twenty trillion, one hundred eleven billion, ten million, two hundred twelve thousand, twenty-two".