213302222040 has 256 divisors, whose sum is σ = 683343360000. Its totient is φ = 53167933440.

The previous prime is 213302222039. The next prime is 213302222251. The reversal of 213302222040 is 40222203312.

It is a junction number, because it is equal to n+sod(n) for n = 213302221998 and 213302222016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19126386 + ... + 19137534.

It is an arithmetic number, because the mean of its divisors is an integer number (2669310000).

Almost surely, 2^213302222040 is an apocalyptic number.

213302222040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213302222040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341671680000).

213302222040 is an abundant number, since it is smaller than the sum of its proper divisors (470041137960).

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

213302222040 is a wasteful number, since it uses less digits than its factorization.

213302222040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11370 (or 11366 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 213302222040 its reverse (40222203312), we get a palindrome (253524425352).

The spelling of 213302222040 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-two thousand, forty".