211312000113320 has 64 divisors (see below), whose sum is σ = 475629710702400. Its totient is φ = 84493210452480.

The previous prime is 211312000113301. The next prime is 211312000113323. The reversal of 211312000113320 is 23311000213112.

It is a happy number.

It is a super-2 number, since 2×211312000113320² (a number of 29 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 211312000113292 and 211312000113301.

It is not an unprimeable number, because it can be changed into a prime (211312000113323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2568570827 + ... + 2568653093.

It is an arithmetic number, because the mean of its divisors is an integer number (7431714229725).

Almost surely, 2^{211312000113320} is an apocalyptic number.

211312000113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211312000113320 is an abundant number, since it is smaller than the sum of its proper divisors (264317710589080).

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

211312000113320 is a wasteful number, since it uses less digits than its factorization.

211312000113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105498 (or 105494 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211312000113320 its reverse (23311000213112), we get a palindrome (234623000326432).

The spelling of 211312000113320 in words is "two hundred eleven trillion, three hundred twelve billion, one hundred thirteen thousand, three hundred twenty".