202313210022 has 96 divisors (see below), whose sum is σ = 555771490560. Its totient is φ = 51658205760.

The previous prime is 202313210009. The next prime is 202313210027. The reversal of 202313210022 is 220012313202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202313209977 and 202313210004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202313210027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1155253 + ... + 1318800.

It is an arithmetic number, because the mean of its divisors is an integer number (5789286360).

Almost surely, 2^202313210022 is an apocalyptic number.

202313210022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202313210022 is an abundant number, since it is smaller than the sum of its proper divisors (353458280538).

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

202313210022 is a wasteful number, since it uses less digits than its factorization.

202313210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474138 (or 2474135 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 202313210022 its reverse (220012313202), we get a palindrome (422325523224).

The spelling of 202313210022 in words is "two hundred two billion, three hundred thirteen million, two hundred ten thousand, twenty-two".