213031503222 has 8 divisors (see below), whose sum is σ = 426063006456. Its totient is φ = 71010501072.

The previous prime is 213031503203. The next prime is 213031503241. The reversal of 213031503222 is 222305130312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (213031503203) and next prime (213031503241).

It is a sphenic number, since it is the product of 3 distinct primes.

213031503222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 213031503192 and 213031503201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17752625263 + ... + 17752625274.

It is an arithmetic number, because the mean of its divisors is an integer number (53257875807).

Almost surely, 2^213031503222 is an apocalyptic number.

213031503222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

213031503222 is a wasteful number, since it uses less digits than its factorization.

213031503222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35505250542.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 213031503222 its reverse (222305130312), we get a palindrome (435336633534).

The spelling of 213031503222 in words is "two hundred thirteen billion, thirty-one million, five hundred three thousand, two hundred twenty-two".