202022211120 has 160 divisors (see below), whose sum is σ = 663944171520. Its totient is φ = 50725647360.

The previous prime is 202022211103. The next prime is 202022211121. The reversal of 202022211120 is 21112220202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 202022211120.

It is not an unprimeable number, because it can be changed into a prime (202022211121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91660 + ... + 642219.

It is an arithmetic number, because the mean of its divisors is an integer number (4149651072).

Almost surely, 2^202022211120 is an apocalyptic number.

202022211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202022211120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331972085760).

202022211120 is an abundant number, since it is smaller than the sum of its proper divisors (461921960400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202022211120 is a wasteful number, since it uses less digits than its factorization.

202022211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733963 (or 733957 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202022211120 its reverse (21112220202), we get a palindrome (223134431322).

It can be divided in two parts, 20202 and 2211120, that added together give a palindrome (2231322).

The spelling of 202022211120 in words is "two hundred two billion, twenty-two million, two hundred eleven thousand, one hundred twenty".