340412212100 has 72 divisors (see below), whose sum is σ = 763359475200. Its totient is φ = 131627980800.

The previous prime is 340412212079. The next prime is 340412212111. The reversal of 340412212100 is 1212214043.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2789156 + ... + 2908644.

Almost surely, 2^340412212100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340412212100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381679737600).

340412212100 is an abundant number, since it is smaller than the sum of its proper divisors (422947263100).

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

340412212100 is a wasteful number, since it uses less digits than its factorization.

340412212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120453 (or 120446 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 340412212100 its reverse (1212214043), we get a palindrome (341624426143).

The spelling of 340412212100 in words is "three hundred forty billion, four hundred twelve million, two hundred twelve thousand, one hundred".