213365421022226 has 64 divisors (see below), whose sum is σ = 361288696273920. Its totient is φ = 93625949088000.

The previous prime is 213365421022217. The next prime is 213365421022253. The reversal of 213365421022226 is 622220124563312.

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, 7590630260 + ... + 7590658368.

It is an arithmetic number, because the mean of its divisors is an integer number (5645135879280).

Almost surely, 2^{213365421022226} is an apocalyptic number.

213365421022226 is a deficient number, since it is larger than the sum of its proper divisors (147923275251694).

213365421022226 is a wasteful number, since it uses less digits than its factorization.

213365421022226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55011.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 213365421022226 its reverse (622220124563312), we get a palindrome (835585545585538).

The spelling of 213365421022226 in words is "two hundred thirteen trillion, three hundred sixty-five billion, four hundred twenty-one million, twenty-two thousand, two hundred twenty-six".