321012102414378 has 32 divisors (see below), whose sum is σ = 660881558506176. Its totient is φ = 103902769571328.

The previous prime is 321012102414319. The next prime is 321012102414379. The reversal of 321012102414378 is 873414201210123.

It is a super-2 number, since 2×321012102414378² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321012102414379) 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, 5203433176 + ... + 5203494867.

It is an arithmetic number, because the mean of its divisors is an integer number (20652548703318).

Almost surely, 2^{321012102414378} is an apocalyptic number.

321012102414378 is an abundant number, since it is smaller than the sum of its proper divisors (339869456091798).

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

321012102414378 is a wasteful number, since it uses less digits than its factorization.

321012102414378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10406928198.

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 321012102414378 in words is "three hundred twenty-one trillion, twelve billion, one hundred two million, four hundred fourteen thousand, three hundred seventy-eight".