211422131300 has 36 divisors (see below), whose sum is σ = 458827401396. Its totient is φ = 84561225600.

The previous prime is 211422131299. The next prime is 211422131311. The reversal of 211422131300 is 3131224112.

It can be written as a sum of positive squares in 6 ways, for example, as 18117698404 + 193304432896 = 134602^2 + 439664^2 .

It is a super-3 number, since 3×211422131300³ (a number of 35 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1092674 + ... + 1271526.

Almost surely, 2^211422131300 is an apocalyptic number.

211422131300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211422131300 is an abundant number, since it is smaller than the sum of its proper divisors (247405270096).

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

211422131300 is a wasteful number, since it uses less digits than its factorization.

211422131300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190688 (or 190681 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 211422131300 its reverse (3131224112), we get a palindrome (214553355412).

The spelling of 211422131300 in words is "two hundred eleven billion, four hundred twenty-two million, one hundred thirty-one thousand, three hundred".