340221121510 has 16 divisors (see below), whose sum is σ = 616453637472. Its totient is φ = 135187200000.

The previous prime is 340221121501. The next prime is 340221121511. The reversal of 340221121510 is 15121122043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340221121511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112654491 + ... + 112657510.

It is an arithmetic number, because the mean of its divisors is an integer number (38528352342).

Almost surely, 2^340221121510 is an apocalyptic number.

340221121510 is a deficient number, since it is larger than the sum of its proper divisors (276232515962).

340221121510 is a wasteful number, since it uses less digits than its factorization.

340221121510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225312159.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 340221121510 its reverse (15121122043), we get a palindrome (355342243553).

The spelling of 340221121510 in words is "three hundred forty billion, two hundred twenty-one million, one hundred twenty-one thousand, five hundred ten".