10221210343340 has 24 divisors (see below), whose sum is σ = 21464601994080. Its totient is φ = 4088472656768.

The previous prime is 10221210343339. The next prime is 10221210343381. The reversal of 10221210343340 is 4334301212201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12728681 + ... + 13507839.

It is an arithmetic number, because the mean of its divisors is an integer number (894358416420).

Almost surely, 2^{10221210343340} is an apocalyptic number.

10221210343340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221210343340 is an abundant number, since it is smaller than the sum of its proper divisors (11243391650740).

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

10221210343340 is a wasteful number, since it uses less digits than its factorization.

10221210343340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435081 (or 1435079 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 10221210343340 its reverse (4334301212201), we get a palindrome (14555511555541).

The spelling of 10221210343340 in words is "ten trillion, two hundred twenty-one billion, two hundred ten million, three hundred forty-three thousand, three hundred forty".