213421224011140 has 96 divisors (see below), whose sum is σ = 469916635313664. Its totient is φ = 81349912250880.

The previous prime is 213421224011137. The next prime is 213421224011143. The reversal of 213421224011140 is 41110422124312.

It is an interprime number because it is at equal distance from previous prime (213421224011137) and next prime (213421224011143).

It is a super-3 number, since 3×213421224011140³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213421224011099 and 213421224011108.

It is not an unprimeable number, because it can be changed into a prime (213421224011143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9824139 + ... + 22876978.

It is an arithmetic number, because the mean of its divisors is an integer number (4894964951184).

Almost surely, 2^{213421224011140} is an apocalyptic number.

213421224011140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213421224011140 is an abundant number, since it is smaller than the sum of its proper divisors (256495411302524).

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

213421224011140 is a wasteful number, since it uses less digits than its factorization.

213421224011140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32701357 (or 32701355 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 213421224011140 its reverse (41110422124312), we get a palindrome (254531646135452).

The spelling of 213421224011140 in words is "two hundred thirteen trillion, four hundred twenty-one billion, two hundred twenty-four million, eleven thousand, one hundred forty".