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222120323030 = 25109120359333
BaseRepresentation
bin1100111011011101100…
…1110010011111010110
3210020022221120112010202
43032313121302133112
512114400300314110
6250012441220502
722022230410464
oct3166731623726
9706287515122
10222120323030
118622314a301
123706b791732
1317c3b07c108
14aa71c23834
155ba041e0a5
hex33b76727d6

222120323030 has 16 divisors (see below), whose sum is σ = 400183069104. Its totient is φ = 88766687520.

The previous prime is 222120322999. The next prime is 222120323057. The reversal of 222120323030 is 30323021222.

It is a junction number, because it is equal to n+sod(n) for n = 222120322993 and 222120323011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10168757 + ... + 10190576.

It is an arithmetic number, because the mean of its divisors is an integer number (25011441819).

Almost surely, 2222120323030 is an apocalyptic number.

222120323030 is a deficient number, since it is larger than the sum of its proper divisors (178062746074).

222120323030 is a wasteful number, since it uses less digits than its factorization.

222120323030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20360431.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 222120323030 its reverse (30323021222), we get a palindrome (252443344252).

The spelling of 222120323030 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-three thousand, thirty".

Divisors: 1 2 5 10 1091 2182 5455 10910 20359333 40718666 101796665 203593330 22212032303 44424064606 111060161515 222120323030