20210100202222 has 16 divisors (see below), whose sum is σ = 34681131136512. Its totient is φ = 8652660246360.

The previous prime is 20210100202129. The next prime is 20210100202223. The reversal of 20210100202222 is 22220200101202.

It is a junction number, because it is equal to n+sod(n) for n = 20210100202196 and 20210100202205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20210100202223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734258154 + ... + 734285677.

It is an arithmetic number, because the mean of its divisors is an integer number (2167570696032).

Almost surely, 2^{20210100202222} is an apocalyptic number.

20210100202222 is a deficient number, since it is larger than the sum of its proper divisors (14471030934290).

20210100202222 is a wasteful number, since it uses less digits than its factorization.

20210100202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468544823.

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

Adding to 20210100202222 its reverse (22220200101202), we get a palindrome (42430300303424).

The spelling of 20210100202222 in words is "twenty trillion, two hundred ten billion, one hundred million, two hundred two thousand, two hundred twenty-two".