22030312213650 has 192 divisors, whose sum is σ = 62308456253568. Its totient is φ = 5103074856960.

The previous prime is 22030312213639. The next prime is 22030312213691. The reversal of 22030312213650 is 5631221303022.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 232897764 + ... + 232992336.

It is an arithmetic number, because the mean of its divisors is an integer number (324523209654).

Almost surely, 2^{22030312213650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22030312213650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31154228126784).

22030312213650 is an abundant number, since it is smaller than the sum of its proper divisors (40278144039918).

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

22030312213650 is a wasteful number, since it uses less digits than its factorization.

22030312213650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101645 (or 101640 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 22030312213650 its reverse (5631221303022), we get a palindrome (27661533516672).

The spelling of 22030312213650 in words is "twenty-two trillion, thirty billion, three hundred twelve million, two hundred thirteen thousand, six hundred fifty".