20213322222330 has 40 divisors (see below), whose sum is σ = 54351377533332. Its totient is φ = 5390219259072.

The previous prime is 20213322222263. The next prime is 20213322222337. The reversal of 20213322222330 is 3322222331202.

20213322222330 is a `hidden beast` number, since 2 + 0 + 2 + 1 + 3 + 322 + 2 + 2 + 2 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18825975109881 + 1387347112449 = 4338891^2 + 1177857^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 20213322222294 and 20213322222303.

It is not an unprimeable number, because it can be changed into a prime (20213322222337) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12477358587 + ... + 12477360206.

Almost surely, 2^{20213322222330} is an apocalyptic number.

20213322222330 is an abundant number, since it is smaller than the sum of its proper divisors (34138055311002).

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

20213322222330 is a wasteful number, since it uses less digits than its factorization.

20213322222330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24954718812 (or 24954718803 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20213322222330 its reverse (3322222331202), we get a palindrome (23535544553532).

The spelling of 20213322222330 in words is "twenty trillion, two hundred thirteen billion, three hundred twenty-two million, two hundred twenty-two thousand, three hundred thirty".