214012221340 has 48 divisors (see below), whose sum is σ = 455211187200. Its totient is φ = 84503345472.

The previous prime is 214012221323. The next prime is 214012221361. The reversal of 214012221340 is 43122210412.

It is a congruent number.

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, 9372217 + ... + 9395023.

It is an arithmetic number, because the mean of its divisors is an integer number (9483566400).

Almost surely, 2^214012221340 is an apocalyptic number.

214012221340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214012221340 is an abundant number, since it is smaller than the sum of its proper divisors (241198965860).

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

214012221340 is a wasteful number, since it uses less digits than its factorization.

214012221340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28834 (or 28832 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 214012221340 its reverse (43122210412), we get a palindrome (257134431752).

The spelling of 214012221340 in words is "two hundred fourteen billion, twelve million, two hundred twenty-one thousand, three hundred forty".