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22420314222 = 2319196669423
BaseRepresentation
bin10100111000010110…
…101101100001101110
32010212111202222012020
4110320112231201232
5331404100023342
614144425051010
71422411345405
oct247026554156
963774688166
1022420314222
119565756a09
124418626a66
132163c56a27
14112991263c
158b34a60ec
hex5385ad86e

22420314222 has 16 divisors (see below), whose sum is σ = 47200661760. Its totient is φ = 7080099192.

The previous prime is 22420314181. The next prime is 22420314223. The reversal of 22420314222 is 22241302422.

It is a junction number, because it is equal to n+sod(n) for n = 22420314192 and 22420314201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420314223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98334598 + ... + 98334825.

It is an arithmetic number, because the mean of its divisors is an integer number (2950041360).

Almost surely, 222420314222 is an apocalyptic number.

22420314222 is an abundant number, since it is smaller than the sum of its proper divisors (24780347538).

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

22420314222 is a wasteful number, since it uses less digits than its factorization.

22420314222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196669447.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22420314222 its reverse (22241302422), we get a palindrome (44661616644).

The spelling of 22420314222 in words is "twenty-two billion, four hundred twenty million, three hundred fourteen thousand, two hundred twenty-two".

Divisors: 1 2 3 6 19 38 57 114 196669423 393338846 590008269 1180016538 3736719037 7473438074 11210157111 22420314222