20002011101222 has 4 divisors (see below), whose sum is σ = 30003016651836. Its totient is φ = 10001005550610.

The previous prime is 20002011101221. The next prime is 20002011101251. The reversal of 20002011101222 is 22210111020002.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20002011101197 and 20002011101206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002011101221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000502775304 + ... + 5000502775307.

It is an arithmetic number, because the mean of its divisors is an integer number (7500754162959).

Almost surely, 2^{20002011101222} is an apocalyptic number.

20002011101222 is a deficient number, since it is larger than the sum of its proper divisors (10001005550614).

20002011101222 is a wasteful number, since it uses less digits than its factorization.

20002011101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001005550613.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20002011101222 its reverse (22210111020002), we get a palindrome (42212122121224).

The spelling of 20002011101222 in words is "twenty trillion, two billion, eleven million, one hundred one thousand, two hundred twenty-two".