213241302402 has 64 divisors (see below), whose sum is σ = 453038552064. Its totient is φ = 66771904320.

The previous prime is 213241302383. The next prime is 213241302431. The reversal of 213241302402 is 204203142312.

It is a happy 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, 3025588 + ... + 3095264.

It is an arithmetic number, because the mean of its divisors is an integer number (7078727376).

Almost surely, 2^213241302402 is an apocalyptic number.

213241302402 is an abundant number, since it is smaller than the sum of its proper divisors (239797249662).

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

213241302402 is a wasteful number, since it uses less digits than its factorization.

213241302402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70103.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 213241302402 its reverse (204203142312), we get a palindrome (417444444714).

The spelling of 213241302402 in words is "two hundred thirteen billion, two hundred forty-one million, three hundred two thousand, four hundred two".