202110211220222 has 64 divisors (see below), whose sum is σ = 312168107188224. Its totient is φ = 98110967109120.

The previous prime is 202110211220209. The next prime is 202110211220231. The reversal of 202110211220222 is 222022112011202.

It is a junction number, because it is equal to n+sod(n) for n = 202110211220194 and 202110211220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4905209873 + ... + 4905251075.

It is an arithmetic number, because the mean of its divisors is an integer number (4877626674816).

Almost surely, 2^{202110211220222} is an apocalyptic number.

202110211220222 is a deficient number, since it is larger than the sum of its proper divisors (110057895968002).

202110211220222 is a wasteful number, since it uses less digits than its factorization.

202110211220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43473.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202110211220222 its reverse (222022112011202), we get a palindrome (424132323231424).

The spelling of 202110211220222 in words is "two hundred two trillion, one hundred ten billion, two hundred eleven million, two hundred twenty thousand, two hundred twenty-two".