213113321202 has 32 divisors (see below), whose sum is σ = 445548377088. Its totient is φ = 67828458896.

The previous prime is 213113321159. The next prime is 213113321209. The reversal of 213113321202 is 202123311312.

It is not an unprimeable number, because it can be changed into a prime (213113321209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1293798 + ... + 1449185.

It is an arithmetic number, because the mean of its divisors is an integer number (13923386784).

Almost surely, 2^213113321202 is an apocalyptic number.

213113321202 is an abundant number, since it is smaller than the sum of its proper divisors (232435055886).

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

213113321202 is a wasteful number, since it uses less digits than its factorization.

213113321202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743574.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213113321202 its reverse (202123311312), we get a palindrome (415236632514).

The spelling of 213113321202 in words is "two hundred thirteen billion, one hundred thirteen million, three hundred twenty-one thousand, two hundred two".