20001202120222 has 16 divisors (see below), whose sum is σ = 30981166516080. Its totient is φ = 9678413993472.

The previous prime is 20001202120219. The next prime is 20001202120259. The reversal of 20001202120222 is 22202120210002.

It is a junction number, because it is equal to n+sod(n) for n = 20001202120196 and 20001202120205.

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, 1066835203 + ... + 1066853950.

It is an arithmetic number, because the mean of its divisors is an integer number (1936322907255).

Almost surely, 2^{20001202120222} is an apocalyptic number.

20001202120222 is a deficient number, since it is larger than the sum of its proper divisors (10979964395858).

20001202120222 is a wasteful number, since it uses less digits than its factorization.

20001202120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133689307.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20001202120222 its reverse (22202120210002), we get a palindrome (42203322330224).

The spelling of 20001202120222 in words is "twenty trillion, one billion, two hundred two million, one hundred twenty thousand, two hundred twenty-two".