83321211212338 has 32 divisors (see below), whose sum is σ = 137059787612160. Its totient is φ = 37674398634000.

The previous prime is 83321211212321. The next prime is 83321211212411.

83321211212338 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×83321211212338³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83321211212338.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377813443 + ... + 378033913.

It is an arithmetic number, because the mean of its divisors is an integer number (4283118362880).

Almost surely, 2^{83321211212338} is an apocalyptic number.

83321211212338 is a deficient number, since it is larger than the sum of its proper divisors (53738576399822).

83321211212338 is a wasteful number, since it uses less digits than its factorization.

83321211212338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310614.

The product of its digits is 82944, while the sum is 40.

It can be divided in two parts, 8332121 and 1212338, that added together give a palindrome (9544459).

The spelling of 83321211212338 in words is "eighty-three trillion, three hundred twenty-one billion, two hundred eleven million, two hundred twelve thousand, three hundred thirty-eight".