20111101210022 has 16 divisors (see below), whose sum is σ = 30808630817280. Its totient is φ = 9841559484168.

The previous prime is 20111101210003. The next prime is 20111101210049. The reversal of 20111101210022 is 22001210111102.

It is a junction number, because it is equal to n+sod(n) for n = 20111101209979 and 20111101210006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36086333 + ... + 36639399.

It is an arithmetic number, because the mean of its divisors is an integer number (1925539426080).

Almost surely, 2^{20111101210022} is an apocalyptic number.

20111101210022 is a deficient number, since it is larger than the sum of its proper divisors (10697529607258).

20111101210022 is a wasteful number, since it uses less digits than its factorization.

20111101210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939955.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20111101210022 its reverse (22001210111102), we get a palindrome (42112311321124).

The spelling of 20111101210022 in words is "twenty trillion, one hundred eleven billion, one hundred one million, two hundred ten thousand, twenty-two".