213202222002 has 96 divisors (see below), whose sum is σ = 586789557120. Its totient is φ = 54332328960.

The previous prime is 213202221977. The next prime is 213202222061. The reversal of 213202222002 is 200222202312.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1377727 + ... + 1524642.

It is an arithmetic number, because the mean of its divisors is an integer number (6112391220).

Almost surely, 2^213202222002 is an apocalyptic number.

213202222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213202222002 is an abundant number, since it is smaller than the sum of its proper divisors (373587335118).

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

213202222002 is a wasteful number, since it uses less digits than its factorization.

213202222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902448 (or 2902445 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 213202222002 its reverse (200222202312), we get a palindrome (413424424314).

It can be divided in two parts, 21 and 3202222002, that added together give a palindrome (3202222023).

The spelling of 213202222002 in words is "two hundred thirteen billion, two hundred two million, two hundred twenty-two thousand, two".